Menu
The Cornell Lab
The Cornell Lab

The Cornell Lab of Ornithology builds the eBird global platform for communities and partners around the world to advance data-driven science, education, and conservation.

Change Region

Change Region

PN Arenal

Directions Map

Explore...

Bird List

Updated ~8 seconds ago
463 All Years 264 This Year 2024 8 This Month Dec 2024
Last Observed First Observed High Count

Custom Time Period

Change Time Period

Sort by

  1. Species Name
    Count
    Date
    Observer
    Location

Native and Naturalized (463)

  1. Spotted Sandpiper Actitis macularius
    # Count: 1
    Date:
    Observer: Ave Nativa Tavy Jimenez
    Location: PN Arenal
  2. Broad-billed Motmot Electron platyrhynchum
    # Count: 1
    Date:
    Observer: Ave Nativa Tavy Jimenez
    Location: PN Arenal
  3. White-throated Magpie-Jay Cyanocorax formosus
    # Count: 3
    Date:
    Observer: Ave Nativa Tavy Jimenez
    Location: PN Arenal
  4. Bay Wren Cantorchilus nigricapillus
    # Count: 1
    Date:
    Observer: Ave Nativa Tavy Jimenez
    Location: PN Arenal
  5. White-throated Thrush Turdus assimilis
    # Count: 1
    Date:
    Observer: Ave Nativa Tavy Jimenez
    Location: PN Arenal
  6. Buff-rumped Warbler Myiothlypis fulvicauda
    # Count: 1
    Date:
    Observer: Ave Nativa Tavy Jimenez
    Location: PN Arenal
  7. Great Curassow Crax rubra
    # Count: X
    Date:
    Observer: Kathy Ketchum
    Location: PN Arenal
  8. Red-lored Amazon Amazona autumnalis
    # Count: X
    Date:
    Observer: Kathy Ketchum
    Location: PN Arenal
  9. Gray-headed Chachalaca Ortalis cinereiceps
    # Count: 4
    Date:
    Observer: Zach Hamel
    Location: PN Arenal
  10. Crested Guan Penelope purpurascens
    # Count: 2
    Date:
    Observer: Lisa Krendl
    Location: PN Arenal
  11. Brown Jay Cyanocorax morio
    # Count: 1
    Date:
    Observer: Lisa Krendl
    Location: PN Arenal
  12. Montezuma Oropendola Psarocolius montezuma
    # Count: 1
    Date:
    Observer: Lisa Krendl
    Location: PN Arenal
  13. White-winged Dove Zenaida asiatica
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: PN Arenal
  14. Bare-throated Tiger-Heron Tigrisoma mexicanum
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: PN Arenal
  15. Black Vulture Coragyps atratus
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: PN Arenal
  16. Turkey Vulture Cathartes aura
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: PN Arenal
  17. Black-cheeked Woodpecker Melanerpes pucherani
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: PN Arenal
  18. Social Flycatcher Myiozetetes similis
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: PN Arenal
  19. Tropical Kingbird Tyrannus melancholicus
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: PN Arenal
  20. Clay-colored Thrush Turdus grayi
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: PN Arenal
  21. Scarlet-rumped Tanager Ramphocelus passerinii
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: PN Arenal
  22. Keel-billed Toucan Ramphastos sulfuratus
    # Count: 1
    Date:
    Observer: Leanne McDonald
    Location: PN Arenal
  23. Fasciated Antshrike Cymbilaimus lineatus
    # Count: 1
    Date:
    Observer: Leanne McDonald
    Location: PN Arenal
  24. Dot-winged Antwren Microrhopias quixensis
    # Count: 2
    Date:
    Observer: Leanne McDonald
    Location: PN Arenal
  25. White-collared Manakin Manacus candei
    # Count: 2
    Date:
    Observer: Leanne McDonald
    Location: PN Arenal
  26. Great Crested Flycatcher Myiarchus crinitus
    # Count: 1
    Date:
    Observer: Leanne McDonald
    Location: PN Arenal
  27. Long-billed Gnatwren Ramphocaenus melanurus
    # Count: 1
    Date:
    Observer: Leanne McDonald
    Location: PN Arenal
  28. White-breasted Wood-Wren Henicorhina leucosticta
    # Count: 2
    Date:
    Observer: Leanne McDonald
    Location: PN Arenal
  29. Wood Thrush Hylocichla mustelina
    # Count: 2
    Date:
    Observer: Leanne McDonald
    Location: PN Arenal
  30. Black-and-white Warbler Mniotilta varia
    # Count: 1
    Date:
    Observer: Leanne McDonald
    Location: PN Arenal
  31. Little Tinamou Crypturellus soui
    # Count: 1
    Date:
    Observer: david vargas
    Location: PN Arenal
  32. Red-billed Pigeon Patagioenas flavirostris
    # Count: 1
    Date:
    Observer: david vargas
    Location: PN Arenal
  33. Rufous-tailed Jacamar Galbula ruficauda
    # Count: 1
    Date:
    Observer: david vargas
    Location: PN Arenal
  34. Laughing Falcon Herpetotheres cachinnans
    # Count: 1
    Date:
    Observer: david vargas
    Location: PN Arenal
  35. Rufous Mourner Rhytipterna holerythra
    # Count: 1
    Date:
    Observer: david vargas
    Location: PN Arenal
  36. Boat-billed Flycatcher Megarynchus pitangua
    # Count: 1
    Date:
    Observer: david vargas
    Location: PN Arenal
  37. Bay-breasted Warbler Setophaga castanea
    # Count: 2
    Date:
    Observer: david vargas
    Location: PN Arenal
  38. Great Egret Ardea alba
    # Count: 2
    Date:
    Observer: Joseph Courtney
    Location: PN Arenal
  39. Rufous Motmot Baryphthengus martii
    # Count: 1
    Date:
    Observer: Joseph Courtney
    Location: PN Arenal
  40. Ruddy Ground Dove Columbina talpacoti
    # Count: 2
    Date:
    Observer: Peter Sprockel
    Location: PN Arenal
  41. Yellow-throated Toucan Ramphastos ambiguus
    # Count: 1
    Date:
    Observer: Peter Sprockel
    Location: PN Arenal
  42. Bare-crowned Antbird Gymnocichla nudiceps
    # Count: 1
    Date:
    Observer: Peter Sprockel
    Location: PN Arenal
  43. Spotted Antbird Hylophylax naevioides
    # Count: 1
    Date:
    Observer: Peter Sprockel
    Location: PN Arenal
  44. Long-tailed Tyrant Colonia colonus
    # Count: 1
    Date:
    Observer: Peter Sprockel
    Location: PN Arenal
  45. Great Kiskadee Pitangus sulphuratus
    # Count: 3
    Date:
    Observer: Peter Sprockel
    Location: PN Arenal
  46. Lesser Greenlet Pachysylvia decurtata
    # Count: 3
    Date:
    Observer: Peter Sprockel
    Location: PN Arenal
  47. Northern Rough-winged Swallow Stelgidopteryx serripennis
    # Count: 5
    Date:
    Observer: Peter Sprockel
    Location: PN Arenal
  48. Baltimore Oriole Icterus galbula
    # Count: 1
    Date:
    Observer: Peter Sprockel
    Location: PN Arenal
  49. Northern Waterthrush Parkesia noveboracensis
    # Count: 2
    Date:
    Observer: Peter Sprockel
    Location: PN Arenal
  50. Broad-winged Hawk Buteo platypterus
    # Count: 1
    Date:
    Observer: Gustavo Fernández García
    Location: PN Arenal
  51. Swainson's Thrush Catharus ustulatus
    # Count: 1
    Date:
    Observer: Gustavo Fernández García
    Location: PN Arenal
  52. Great Tinamou Tinamus major
    # Count: 1
    Date:
    Observer: Adriana Baltodano Fuentes
    Location: PN Arenal
  53. Dusky Antbird Cercomacroides tyrannina
    # Count: 2
    Date:
    Observer: Adriana Baltodano Fuentes
    Location: PN Arenal
  54. Plain-brown Woodcreeper Dendrocincla fuliginosa
    # Count: 1
    Date:
    Observer: Adriana Baltodano Fuentes
    Location: PN Arenal
  55. Black-crowned Tityra Tityra inquisitor
    # Count: 2
    Date:
    Observer: Adriana Baltodano Fuentes
    Location: PN Arenal
  56. Stripe-breasted Wren Cantorchilus thoracicus
    # Count: 2
    Date:
    Observer: Adriana Baltodano Fuentes
    Location: PN Arenal
  57. Chestnut-sided Warbler Setophaga pensylvanica
    # Count: 2
    Date:
    Observer: Adriana Baltodano Fuentes
    Location: PN Arenal
  58. Green Honeycreeper Chlorophanes spiza
    # Count: 1
    Date:
    Observer: Adriana Baltodano Fuentes
    Location: PN Arenal
  59. Scarlet Tanager Piranga olivacea
    # Count: 1
    Date:
    Observer: Adriana Baltodano Fuentes
    Location: PN Arenal
  60. Red-throated Ant-Tanager Driophlox fuscicauda
    # Count: 2
    Date:
    Observer: Adriana Baltodano Fuentes
    Location: PN Arenal
  61. Crested Caracara Caracara plancus
    # Count: 1
    Date:
    Observer: Heather Breslin
    Location: PN Arenal
  62. Vaux's Swift Chaetura vauxi
    # Count: 6
    Date:
    Observer: Joset André Navarro
    Location: PN Arenal
  63. Blue-vented Hummingbird Saucerottia hoffmanni
    # Count: 1
    Date:
    Observer: Joset André Navarro
    Location: PN Arenal
  64. Wedge-billed Woodcreeper Glyphorynchus spirurus
    # Count: 1
    Date:
    Observer: Joset André Navarro
    Location: PN Arenal
  65. Northern Plain-Xenops Xenops mexicanus
    # Count: 1
    Date:
    Observer: Joset André Navarro
    Location: PN Arenal
  66. Yellow-olive Flatbill Tolmomyias sulphurescens
    # Count: 1
    Date:
    Observer: Joset André Navarro
    Location: PN Arenal
  67. Olive-backed Euphonia Euphonia gouldi
    # Count: 2
    Date:
    Observer: Joset André Navarro
    Location: PN Arenal
  68. Black-headed Saltator Saltator atriceps
    # Count: 1
    Date:
    Observer: Joset André Navarro
    Location: PN Arenal
  69. Squirrel Cuckoo Piaya cayana
    # Count: 1
    Date:
    Observer: Dirk Ronhaar
    Location: PN Arenal
  70. Shining Honeycreeper Cyanerpes lucidus
    # Count: 4
    Date:
    Observer: Dirk Ronhaar
    Location: PN Arenal
  71. Scaly-breasted Hummingbird Phaeochroa cuvierii
    # Count: 1
    Date:
    Observer: Pablo Sanchez
    Location: PN Arenal
  72. Ochre-bellied Flycatcher Mionectes oleagineus
    # Count: 1
    Date:
    Observer: Pablo Sanchez
    Location: PN Arenal
  73. Orange-billed Sparrow Arremon aurantiirostris
    # Count: 1
    Date:
    Observer: Pablo Sanchez
    Location: PN Arenal
  74. Palm Tanager Thraupis palmarum
    # Count: 1
    Date:
    Observer: Pablo Sanchez
    Location: PN Arenal
  75. Buff-throated Saltator Saltator maximus
    # Count: 1
    Date:
    Observer: Pablo Sanchez
    Location: PN Arenal
  76. Black Phoebe Sayornis nigricans
    # Count: 1
    Date:
    Observer: Andrew William
    Location: PN Arenal
  77. Southern Rough-winged Swallow Stelgidopteryx ruficollis
    # Count: 1
    Date:
    Observer: Andrew William
    Location: PN Arenal
  78. Thick-billed Seed-Finch Sporophila funerea
    # Count: 1
    Date:
    Observer: Andrew William
    Location: PN Arenal
  79. Stripe-throated Hermit Phaethornis striigularis
    # Count: 1
    Date:
    Observer: Wilson Huertas miranda
    Location: PN Arenal
  80. Rufous-tailed Hummingbird Amazilia tzacatl
    # Count: 2
    Date:
    Observer: Wilson Huertas miranda
    Location: PN Arenal
  81. White Hawk Pseudastur albicollis
    # Count: 1
    Date:
    Observer: Wilson Huertas miranda
    Location: PN Arenal
  82. Gray Hawk Buteo plagiatus
    # Count: 1
    Date:
    Observer: Wilson Huertas miranda
    Location: PN Arenal
  83. Ringed Kingfisher Megaceryle torquata
    # Count: 1
    Date:
    Observer: Wilson Huertas miranda
    Location: PN Arenal
  84. Collared Aracari Pteroglossus torquatus
    # Count: 3
    Date:
    Observer: Wilson Huertas miranda
    Location: PN Arenal
  85. Orange-chinned Parakeet Brotogeris jugularis
    # Count: 2
    Date:
    Observer: Wilson Huertas miranda
    Location: PN Arenal
  86. Olive-throated Parakeet Eupsittula nana
    # Count: 2
    Date:
    Observer: Wilson Huertas miranda
    Location: PN Arenal
  87. Thicket Antpitta Myrmothera dives
    # Count: 3
    Date:
    Observer: Wilson Huertas miranda
    Location: PN Arenal
  88. Scale-crested Pygmy-Tyrant Lophotriccus pileatus
    # Count: 2
    Date:
    Observer: Wilson Huertas miranda
    Location: PN Arenal
  89. Northern Bentbill Oncostoma cinereigulare
    # Count: 2
    Date:
    Observer: Wilson Huertas miranda
    Location: PN Arenal
  90. Common Tody-Flycatcher Todirostrum cinereum
    # Count: 2
    Date:
    Observer: Wilson Huertas miranda
    Location: PN Arenal
  91. Mistletoe Tyrannulet Zimmerius parvus
    # Count: 1
    Date:
    Observer: Wilson Huertas miranda
    Location: PN Arenal
  92. Gray-capped Flycatcher Myiozetetes granadensis
    # Count: 2
    Date:
    Observer: Wilson Huertas miranda
    Location: PN Arenal
  93. Red-eyed Vireo Vireo olivaceus
    # Count: 2
    Date:
    Observer: Wilson Huertas miranda
    Location: PN Arenal
  94. Southern House Wren Troglodytes musculus
    # Count: 1
    Date:
    Observer: Wilson Huertas miranda
    Location: PN Arenal
  95. Great-tailed Grackle Quiscalus mexicanus
    # Count: 2
    Date:
    Observer: Wilson Huertas miranda
    Location: PN Arenal
  96. Canada Warbler Cardellina canadensis
    # Count: 1
    Date:
    Observer: Wilson Huertas miranda
    Location: PN Arenal
  97. Carmiol's Tanager Chlorothraupis carmioli
    # Count: 4
    Date:
    Observer: Wilson Huertas miranda
    Location: PN Arenal
  98. Blue-gray Tanager Thraupis episcopus
    # Count: 1
    Date:
    Observer: Wilson Huertas miranda
    Location: PN Arenal
  99. Golden-hooded Tanager Stilpnia larvata
    # Count: 2
    Date:
    Observer: Wilson Huertas miranda
    Location: PN Arenal
  100. Scarlet-thighed Dacnis Dacnis venusta
    # Count: 2
    Date:
    Observer: Wilson Huertas miranda
    Location: PN Arenal
  101. Blue Dacnis Dacnis cayana
    # Count: 2
    Date:
    Observer: Wilson Huertas miranda
    Location: PN Arenal
  102. Variable Seedeater Sporophila corvina
    # Count: 2
    Date:
    Observer: Wilson Huertas miranda
    Location: PN Arenal
  103. Bananaquit Coereba flaveola
    # Count: 2
    Date:
    Observer: Wilson Huertas miranda
    Location: PN Arenal
  104. Crowned Woodnymph Thalurania colombica
    # Count: 1
    Date:
    Observer: Richard Garro
    Location: PN Arenal
  105. Scaly-throated Foliage-gleaner Anabacerthia variegaticeps
    # Count: 1
    Date:
    Observer: Richard Garro
    Location: PN Arenal
  106. Fawn-throated Foliage-gleaner Automolus cervinigularis
    # Count: 1
    Date:
    Observer: Richard Garro
    Location: PN Arenal
  107. Ruddy-tailed Flycatcher Terenotriccus erythrurus
    # Count: 1
    Date:
    Observer: Richard Garro
    Location: PN Arenal
  108. Sepia-capped Flycatcher Leptopogon amaurocephalus
    # Count: 1
    Date:
    Observer: Richard Garro
    Location: PN Arenal
  109. Tawny-crowned Greenlet Tunchiornis ochraceiceps
    # Count: 1
    Date:
    Observer: Richard Garro
    Location: PN Arenal
  110. Chestnut-headed Oropendola Psarocolius wagleri
    # Count: 2
    Date:
    Observer: Richard Garro
    Location: PN Arenal
  111. American Redstart Setophaga ruticilla
    # Count: 1
    Date:
    Observer: Richard Garro
    Location: PN Arenal
  112. Blue-black Grosbeak Cyanoloxia cyanoides
    # Count: 1
    Date:
    Observer: Richard Garro
    Location: PN Arenal
  113. Gartered Trogon Trogon caligatus
    # Count: 1
    Date:
    Observer: Jorge Gonzalez
    Location: PN Arenal
  114. Collared Trogon Trogon collaris
    # Count: 1
    Date:
    Observer: Gareth Hughes
    Location: PN Arenal
  115. Plain Antvireo Dysithamnus mentalis
    # Count: 2
    Date:
    Observer: Gareth Hughes
    Location: PN Arenal
  116. White-flanked Antwren Myrmotherula axillaris
    # Count: 1
    Date:
    Observer: Gareth Hughes
    Location: PN Arenal
  117. Spotted Woodcreeper Xiphorhynchus erythropygius
    # Count: 1
    Date:
    Observer: Gareth Hughes
    Location: PN Arenal
  118. Slate-headed Tody-Flycatcher Poecilotriccus sylvia
    # Count: 1
    Date:
    Observer: Gareth Hughes
    Location: PN Arenal
  119. Green Shrike-Vireo Vireolanius pulchellus
    # Count: 1
    Date:
    Observer: Gareth Hughes
    Location: PN Arenal
  120. Song Wren Cyphorhinus phaeocephalus
    # Count: 3
    Date:
    Observer: Gareth Hughes
    Location: PN Arenal
  121. Black-striped Sparrow Arremonops conirostris
    # Count: 1
    Date:
    Observer: Gareth Hughes
    Location: PN Arenal
  122. Tropical Parula Setophaga pitiayumi
    # Count: 2
    Date:
    Observer: Gareth Hughes
    Location: PN Arenal
  123. Bright-rumped Attila Attila spadiceus
    # Count: 1
    Date:
    Observer: Gareth Hughes
    Location: PN Arenal
  124. Yellow-throated Euphonia Euphonia hirundinacea
    # Count: 1
    Date:
    Observer: Gareth Hughes
    Location: PN Arenal
  125. Purple-crowned Fairy Heliothryx barroti
    # Count: 1
    Date:
    Observer: Alvaro Mejía Corrales
    Location: PN Arenal
  126. White-fronted Nunbird Monasa morphoeus
    # Count: 4
    Date:
    Observer: Alvaro Mejía Corrales
    Location: PN Arenal
  127. Melodious Blackbird Dives dives
    # Count: 1
    Date:
    Observer: Alvaro Mejía Corrales
    Location: PN Arenal
  128. Chestnut-backed Antbird Poliocrania exsul
    # Count: 1
    Date:
    Observer: Andrés Ulate
    Location: PN Arenal
  129. Bicolored Antbird Gymnopithys bicolor
    # Count: 1
    Date:
    Observer: Andrés Ulate
    Location: PN Arenal
  130. Ocellated Antbird Phaenostictus mcleannani
    # Count: 1
    Date:
    Observer: Andrés Ulate
    Location: PN Arenal
  131. Nightingale Wren Microcerculus philomela
    # Count: 1
    Date:
    Observer: Andrés Ulate
    Location: PN Arenal
  132. Black-throated Wren Pheugopedius atrogularis
    # Count: 1
    Date:
    Observer: Andrés Ulate
    Location: PN Arenal
  133. Northern Black-throated Trogon Trogon tenellus
    # Count: 1
    Date:
    Observer: Yalieth Arias
    Location: PN Arenal
  134. Collared Forest-Falcon Micrastur semitorquatus
    # Count: 1
    Date:
    Observer: Javier Prieta
    Location: PN Arenal
  135. Rufous-winged Woodpecker Piculus simplex
    # Count: 1
    Date:
    Observer: Darío Cerdas Agüero
    Location: PN Arenal
  136. Black-cowled Oriole Icterus prosthemelas
    # Count: 1
    Date:
    Observer: Darío Cerdas Agüero
    Location: PN Arenal
  137. Tropical Mockingbird Mimus gilvus
    # Count: 1
    Date:
    Observer: Oscar Umaña
    Location: PN Arenal
  138. Hepatic Tanager Piranga flava
    # Count: 1
    Date:
    Observer: Oscar Umaña
    Location: PN Arenal
  139. Neotropic Cormorant Nannopterum brasilianum
    # Count: 41
    Date:
    Observer: Oscar Gutiérrez Calvo
    Location: PN Arenal
  140. Green Heron Butorides virescens
    # Count: 1
    Date:
    Observer: Oscar Gutiérrez Calvo
    Location: PN Arenal
  141. Keel-billed Motmot Electron carinatum
    # Count: 1
    Date:
    Observer: Oscar Gutiérrez Calvo
    Location: PN Arenal
  142. Cocoa Woodcreeper Xiphorhynchus susurrans
    # Count: 2
    Date:
    Observer: Oscar Gutiérrez Calvo
    Location: PN Arenal
  143. White-ruffed Manakin Corapipo altera
    # Count: 2
    Date:
    Observer: Oscar Gutiérrez Calvo
    Location: PN Arenal
  144. Short-billed Pigeon Patagioenas nigrirostris
    # Count: 1
    Date:
    Observer: Anthony Arce
    Location: PN Arenal
  145. Bronze-tailed Plumeleteer Chalybura urochrysia
    # Count: 1
    Date:
    Observer: Anthony Arce
    Location: PN Arenal
  146. Slaty-tailed Trogon Trogon massena
    # Count: 1
    Date:
    Observer: Anthony Arce
    Location: PN Arenal
  147. Dusky-capped Flycatcher Myiarchus tuberculifer
    # Count: 1
    Date:
    Observer: Anthony Arce
    Location: PN Arenal
  148. Green Hermit Phaethornis guy
    # Count: 1
    Date:
    Observer: Mauro Durán
    Location: PN Arenal
  149. Swallow-tailed Kite Elanoides forficatus
    # Count: 1
    Date:
    Observer: Mauro Durán
    Location: PN Arenal
  150. Smoky-brown Woodpecker Dryobates fumigatus
    # Count: 2
    Date:
    Observer: Mauro Durán
    Location: PN Arenal
  151. Sulphur-rumped Flycatcher Myiobius sulphureipygius
    # Count: 1
    Date:
    Observer: Mauro Durán
    Location: PN Arenal
  152. White-throated Shrike-Tanager Lanio leucothorax
    # Count: 2
    Date:
    Observer: Mauro Durán
    Location: PN Arenal
  153. Slaty Antwren Myrmotherula schisticolor
    # Count: 2
    Date:
    Observer: Benjamin Sweeney
    Location: PN Arenal
  154. Golden-crowned Warbler Basileuterus culicivorus
    # Count: 1
    Date:
    Observer: Benjamin Sweeney
    Location: PN Arenal
  155. Lesson's Motmot Momotus lessonii
    # Count: 1
    Date:
    Observer: lorna hochstein
    Location: PN Arenal
  156. Masked Tityra Tityra semifasciata
    # Count: 1
    Date:
    Observer: lorna hochstein
    Location: PN Arenal
  157. Sulphur-bellied Flycatcher Myiodynastes luteiventris
    # Count: 1
    Date:
    Observer: Benjamin Sweeney
    Location: PN Arenal
  158. Piratic Flycatcher Legatus leucophaius
    # Count: 1
    Date:
    Observer: Benjamin Sweeney
    Location: PN Arenal
  159. Northern Tropical Pewee Contopus bogotensis
    # Count: 1
    Date:
    Observer: lorna hochstein
    Location: PN Arenal
  160. White-collared Swift Streptoprocne zonaris
    # Count: 75
    Date:
    Observer: lorna hochstein
    Location: PN Arenal
  161. Pale-vented Pigeon Patagioenas cayennensis
    # Count: 1
    Date:
    Observer: Jennifer Brown
    Location: PN Arenal
  162. Long-billed Hermit Phaethornis longirostris
    # Count: 1
    Date:
    Observer: Jennifer Brown
    Location: PN Arenal
  163. Black-striped Woodcreeper Xiphorhynchus lachrymosus
    # Count: X
    Date:
    Observer: Amy Neel
    Location: PN Arenal
  164. White-tipped Dove Leptotila verreauxi
    # Count: X
    Date:
    Observer: Amy Neel
    Location: PN Arenal
  165. Groove-billed Ani Crotophaga sulcirostris
    # Count: X
    Date:
    Observer: Amy Neel
    Location: PN Arenal
  166. Common Pauraque Nyctidromus albicollis
    # Count: X
    Date:
    Observer: Amy Neel
    Location: PN Arenal
  167. Violet-headed Hummingbird Klais guimeti
    # Count: X
    Date:
    Observer: Amy Neel
    Location: PN Arenal
  168. Green Ibis Mesembrinibis cayennensis
    # Count: X
    Date:
    Observer: Amy Neel
    Location: PN Arenal
  169. Fasciated Tiger-Heron Tigrisoma fasciatum
    # Count: X
    Date:
    Observer: Amy Neel
    Location: PN Arenal
  170. Boat-billed Heron Cochlearius cochlearius
    # Count: X
    Date:
    Observer: Amy Neel
    Location: PN Arenal
  171. Short-tailed Hawk Buteo brachyurus
    # Count: X
    Date:
    Observer: Amy Neel
    Location: PN Arenal
  172. Green Kingfisher Chloroceryle americana
    # Count: X
    Date:
    Observer: Amy Neel
    Location: PN Arenal
  173. Red-headed Barbet Eubucco bourcierii
    # Count: X
    Date:
    Observer: Amy Neel
    Location: PN Arenal
  174. Red-faced Spinetail Cranioleuca erythrops
    # Count: X
    Date:
    Observer: Amy Neel
    Location: PN Arenal
  175. Cinnamon Becard Pachyramphus cinnamomeus
    # Count: X
    Date:
    Observer: Amy Neel
    Location: PN Arenal
  176. Yellow-bellied Elaenia Elaenia flavogaster
    # Count: X
    Date:
    Observer: Amy Neel
    Location: PN Arenal
  177. Tufted Flycatcher Mitrephanes phaeocercus
    # Count: X
    Date:
    Observer: Amy Neel
    Location: PN Arenal
  178. Mangrove Swallow Tachycineta albilinea
    # Count: X
    Date:
    Observer: Amy Neel
    Location: PN Arenal
  179. Blue-and-white Swallow Pygochelidon cyanoleuca
    # Count: X
    Date:
    Observer: Amy Neel
    Location: PN Arenal
  180. Band-backed Wren Campylorhynchus zonatus
    # Count: X
    Date:
    Observer: Amy Neel
    Location: PN Arenal
  181. Slaty-backed Nightingale-Thrush Catharus fuscater
    # Count: X
    Date:
    Observer: Amy Neel
    Location: PN Arenal
  182. Pale-vented Thrush Turdus obsoletus
    # Count: X
    Date:
    Observer: Amy Neel
    Location: PN Arenal
  183. Yellow-crowned Euphonia Euphonia luteicapilla
    # Count: X
    Date:
    Observer: Amy Neel
    Location: PN Arenal
  184. Tawny-capped Euphonia Euphonia anneae
    # Count: X
    Date:
    Observer: Amy Neel
    Location: PN Arenal
  185. Common Chlorospingus Chlorospingus flavopectus
    # Count: X
    Date:
    Observer: Amy Neel
    Location: PN Arenal
  186. Sooty-faced Finch Arremon crassirostris
    # Count: X
    Date:
    Observer: Amy Neel
    Location: PN Arenal
  187. Red-winged Blackbird Agelaius phoeniceus
    # Count: X
    Date:
    Observer: Amy Neel
    Location: PN Arenal
  188. Slate-throated Redstart Myioborus miniatus
    # Count: X
    Date:
    Observer: Amy Neel
    Location: PN Arenal
  189. Crimson-collared Tanager Ramphocelus sanguinolentus
    # Count: X
    Date:
    Observer: Amy Neel
    Location: PN Arenal
  190. Bay-headed Tanager Tangara gyrola
    # Count: X
    Date:
    Observer: Amy Neel
    Location: PN Arenal
  191. Emerald Tanager Tangara florida
    # Count: X
    Date:
    Observer: Amy Neel
    Location: PN Arenal
  192. Silver-throated Tanager Tangara icterocephala
    # Count: X
    Date:
    Observer: Amy Neel
    Location: PN Arenal
  193. Red-legged Honeycreeper Cyanerpes cyaneus
    # Count: X
    Date:
    Observer: Amy Neel
    Location: PN Arenal
  194. Yellow-faced Grassquit Tiaris olivaceus
    # Count: X
    Date:
    Observer: Amy Neel
    Location: PN Arenal
  195. Black-and-white Owl Strix nigrolineata
    # Count: 1
    Date:
    Observer: Gregory Stavish
    Location: PN Arenal
  196. Eastern Meadowlark Sturnella magna
    # Count: 2
    Date:
    Observer: Frank Davis
    Location: PN Arenal
  197. White-fronted Amazon Amazona albifrons
    # Count: 3
    Date:
    Observer: Francisco Domínguez
    Location: PN Arenal
  198. Blue-black Grassquit Volatinia jacarina
    # Count: 4
    Date:
    Observer: Francisco Domínguez
    Location: PN Arenal
  199. Morelet's Seedeater Sporophila morelleti
    # Count: 1
    Date:
    Observer: Janis Robinson
    Location: PN Arenal
  200. Russet Antshrike Thamnistes anabatinus
    # Count: 2
    Date:
    Observer: Tim Popp
    Location: PN Arenal
  201. Black-necked Stilt Himantopus mexicanus
    # Count: 1
    Date:
    Observer: Emmanuel Guillore
    Location: PN Arenal
  202. Least Grebe Tachybaptus dominicus
    # Count: 1
    Date:
    Observer: Emmanuel Guillore
    Location: PN Arenal
  203. Anhinga Anhinga anhinga
    # Count: 1
    Date:
    Observer: Emmanuel Guillore
    Location: PN Arenal
  204. Tricolored Heron Egretta tricolor
    # Count: 1
    Date:
    Observer: Emmanuel Guillore
    Location: PN Arenal
  205. Great Antshrike Taraba major
    # Count: 1
    Date:
    Observer: Emmanuel Guillore
    Location: PN Arenal
  206. Barred Antshrike Thamnophilus doliatus
    # Count: 1
    Date:
    Observer: Emmanuel Guillore
    Location: PN Arenal
  207. Gray-breasted Wood-Wren Henicorhina leucophrys
    # Count: 1
    Date:
    Observer: Emmanuel Guillore
    Location: PN Arenal
  208. Gray-chested Dove Leptotila cassinii
    # Count: 1
    Date:
    Observer: Alejandro Quesada Murillo
    Location: PN Arenal
  209. Crimson-fronted Parakeet Psittacara finschi
    # Count: 2
    Date:
    Observer: Alejandro Quesada Murillo
    Location: PN Arenal
  210. Gray-rumped Swift Chaetura cinereiventris
    # Count: 3
    Date:
    Observer: Olivier Langrand
    Location: PN Arenal
  211. White-necked Jacobin Florisuga mellivora
    # Count: 1
    Date:
    Observer: Olivier Langrand
    Location: PN Arenal
  212. Brown-hooded Parrot Pyrilia haematotis
    # Count: 2
    Date:
    Observer: Olivier Langrand
    Location: PN Arenal
  213. Western Wood-Pewee Contopus sordidulus
    # Count: 1
    Date:
    Observer: Alison Sheehey
    Location: PN Arenal
  214. Eastern Kingbird Tyrannus tyrannus
    # Count: 1
    Date:
    Observer: Alison Sheehey
    Location: PN Arenal
  215. Bronzed Cowbird Molothrus aeneus
    # Count: 2
    Date:
    Observer: Alison Sheehey
    Location: PN Arenal
  216. Yellow Warbler Setophaga petechia
    # Count: 1
    Date:
    Observer: Alison Sheehey
    Location: PN Arenal
  217. Blackburnian Warbler Setophaga fusca
    # Count: 2
    Date:
    Observer: Kathryn Greenwood
    Location: PN Arenal
  218. Muscovy Duck Cairina moschata
    # Count: 2
    Date:
    Observer: Amanda Woodman
    Location: PN Arenal
  219. American Kestrel Falco sparverius
    # Count: 1
    Date:
    Observer: Ishaan Jaiswal
    Location: PN Arenal
  220. Tennessee Warbler Leiothlypis peregrina
    # Count: 1
    Date:
    Observer: Ishaan Jaiswal
    Location: PN Arenal
  221. Hoffmann's Woodpecker Melanerpes hoffmannii
    # Count: 2
    Date:
    Observer: Wilson Huertas miranda
    Location: PN Arenal
  222. Cinnamon Woodpecker Celeus loricatus
    # Count: 2
    Date:
    Observer: Wilson Huertas miranda
    Location: PN Arenal
  223. Mealy Amazon Amazona farinosa
    # Count: 2
    Date:
    Observer: Wilson Huertas miranda
    Location: PN Arenal
  224. Roadside Hawk Rupornis magnirostris
    # Count: 1
    Date:
    Observer: Storm Borum
    Location: PN Arenal
  225. Black-crowned Antshrike Thamnophilus atrinucha
    # Count: 1
    Date:
    Observer: María José Gómez
    Location: PN Arenal
  226. Yellow-bellied Flycatcher Empidonax flaviventris
    # Count: 1
    Date:
    Observer: Abed Nashef
    Location: PN Arenal
  227. Kentucky Warbler Geothlypis formosa
    # Count: 2
    Date:
    Observer: Ryan Call
    Location: PN Arenal
  228. Black-headed Nightingale-Thrush Catharus mexicanus
    # Count: 3
    Date:
    Observer: Ken Bunzel
    Location: PN Arenal
  229. Summer Tanager Piranga rubra
    # Count: 1
    Date:
    Observer: Ken Bunzel
    Location: PN Arenal
  230. Wood Stork Mycteria americana
    # Count: 1
    Date:
    Observer: Callan Bentley
    Location: PN Arenal
  231. Western Cattle-Egret Ardea ibis
    # Count: 7
    Date:
    Observer: Callan Bentley
    Location: PN Arenal
  232. Streak-headed Woodcreeper Lepidocolaptes souleyetii
    # Count: 2
    Date:
    Observer: Mauricio Chinchilla Bolaños
    Location: PN Arenal
  233. Wilson's Warbler Cardellina pusilla
    # Count: 1
    Date:
    Observer: Mauricio Chinchilla Bolaños
    Location: PN Arenal
  234. Three-wattled Bellbird Procnias tricarunculatus
    # Count: 2
    Date:
    Observer: Daniel Sibaja Navarro
    Location: PN Arenal
  235. Philadelphia Vireo Vireo philadelphicus
    # Count: 4
    Date:
    Observer: Daniel Sibaja Navarro
    Location: PN Arenal
  236. Black-crested Coquette Lophornis helenae
    # Count: 3
    Date:
    Observer: Rodd Kippen
    Location: PN Arenal
  237. Plain-colored Tanager Tangara inornata
    # Count: 1
    Date:
    Observer: Rodd Kippen
    Location: PN Arenal
  238. Snowy Egret Egretta thula
    # Count: 1
    Date:
    Observer: Johnny Calderon
    Location: PN Arenal
  239. Double-toothed Kite Harpagus bidentatus
    # Count: 1
    Date:
    Observer: Johnny Calderon
    Location: PN Arenal
  240. Yellow-green Vireo Vireo flavoviridis
    # Count: 1
    Date:
    Observer: Johnny Calderon
    Location: PN Arenal
  241. Orchard Oriole Icterus spurius
    # Count: 2
    Date:
    Observer: Johnny Calderon
    Location: PN Arenal
  242. Cinnamon-bellied Saltator Saltator grandis
    # Count: 1
    Date:
    Observer: Johnny Calderon
    Location: PN Arenal
  243. Common Gallinule Gallinula galeata
    # Count: 1
    Date:
    Observer: Johnny Calderon
    Location: PN Arenal
  244. White-throated Crake Laterallus albigularis
    # Count: 2
    Date:
    Observer: Johnny Calderon
    Location: PN Arenal
  245. Southern Lapwing Vanellus chilensis
    # Count: 2
    Date:
    Observer: Johnny Calderon
    Location: PN Arenal
  246. Northern Jacana Jacana spinosa
    # Count: 2
    Date:
    Observer: Johnny Calderon
    Location: PN Arenal
  247. Osprey Pandion haliaetus
    # Count: 2
    Date:
    Observer: Johnny Calderon
    Location: PN Arenal
  248. White-tailed Kite Elanus leucurus
    # Count: 1
    Date:
    Observer: Johnny Calderon
    Location: PN Arenal
  249. Peregrine Falcon Falco peregrinus
    # Count: 1
    Date:
    Observer: Johnny Calderon
    Location: PN Arenal
  250. Olive-streaked Flycatcher Mionectes olivaceus
    # Count: 1
    Date:
    Observer: Jose Sequeira
    Location: PN Arenal
  251. Great Black Hawk Buteogallus urubitinga
    # Count: 1
    Date:
    Observer: Gustavo Abarca
    Location: PN Arenal
  252. Ruddy Quail-Dove Geotrygon montana
    # Count: 2
    Date:
    Observer: Paul/Bonnie Dickman
    Location: PN Arenal
  253. Mountain Thrush Turdus plebejus
    # Count: 1
    Date:
    Observer: Jeffrey McCrary
    Location: PN Arenal
  254. Rose-breasted Grosbeak Pheucticus ludovicianus
    # Count: X
    Date:
    Observer: Sally Reynolds
    Location: PN Arenal
  255. Northern Barred-Woodcreeper Dendrocolaptes sanctithomae
    # Count: X
    Date:
    Observer: Beatriz Alves
    Location: PN Arenal
  256. White-lined Tanager Tachyphonus rufus
    # Count: X
    Date:
    Observer: Beatriz Alves
    Location: PN Arenal
  257. Blue-throated Goldentail Chlorestes eliciae
    # Count: 1
    Date:
    Observer: Denise Ryan
    Location: PN Arenal
  258. Gray-headed Kite Leptodon cayanensis
    # Count: 1
    Date:
    Observer: Matthew Auchter
    Location: PN Arenal
  259. Green-fronted Lancebill Doryfera ludovicae
    # Count: 1
    Date:
    Observer: Jim Marxmiller
    Location: PN Arenal
  260. White-crowned Parrot Pionus senilis
    # Count: 3
    Date:
    Observer: Alejandro Quesada Murillo
    Location: PN Arenal
  261. Great Blue Heron Ardea herodias
    # Count: 1
    Date:
    Observer: Matthew Chapman
    Location: PN Arenal
  262. King Vulture Sarcoramphus papa
    # Count: 1
    Date:
    Observer: Matthew Chapman
    Location: PN Arenal
  263. Rufous-winged Tanager Tangara lavinia
    # Count: 1
    Date:
    Observer: Matthew Chapman
    Location: PN Arenal
  264. Band-tailed Pigeon Patagioenas fasciata
    # Count: 35
    Date:
    Observer: Alfredo Campos Espinoza
    Location: PN Arenal
  265. Pale-billed Woodpecker Campephilus guatemalensis
    # Count: 1
    Date:
    Observer: Jose Pablo Castillo
    Location: PN Arenal
  266. White-shouldered Tanager Loriotus luctuosus
    # Count: 4
    Date:
    Observer: Jose Pablo Castillo
    Location: PN Arenal
  267. Streak-crowned Antvireo Dysithamnus striaticeps
    # Count: 1
    Date:
    Observer: Jose Pablo Castillo
    Location: PN Arenal
  268. Golden-winged Warbler Vermivora chrysoptera
    # Count: 1
    Date:
    Observer: Jose Pablo Castillo
    Location: PN Arenal
  269. Black-throated Green Warbler Setophaga virens
    # Count: 2
    Date:
    Observer: Jose Pablo Castillo
    Location: PN Arenal
  270. Bronzy Hermit Glaucis aeneus
    # Count: 1
    Date:
    Observer: Roy Acuña
    Location: PN Arenal
  271. Dull-mantled Antbird Sipia laemosticta
    # Count: 1
    Date:
    Observer: Roy Acuña
    Location: PN Arenal
  272. Middle American Leaftosser Sclerurus mexicanus
    # Count: 1
    Date:
    Observer: Roy Acuña
    Location: PN Arenal
  273. Lineated Woodpecker Dryocopus lineatus
    # Count: 1
    Date:
    Observer: Diego Alfaro Sanchez
    Location: PN Arenal
  274. Cape May Warbler Setophaga tigrina
    # Count: 1
    Date:
    Observer: Karen Sasko
    Location: PN Arenal
  275. Barn Swallow Hirundo rustica
    # Count: 2
    Date:
    Observer: Leonel Palma
    Location: PN Arenal
  276. Semiplumbeous Hawk Leucopternis semiplumbeus
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: PN Arenal
  277. Amazon Kingfisher Chloroceryle amazona
    # Count: 1
    Date:
    Observer: Tim O'Malley
    Location: PN Arenal
  278. Acadian Flycatcher Empidonax virescens
    # Count: 1
    Date:
    Observer: Anthony Arce
    Location: PN Arenal
  279. Tawny-faced Gnatwren Microbates cinereiventris
    # Count: 1
    Date:
    Observer: Anthony Arce
    Location: PN Arenal
  280. Eastern Wood-Pewee Contopus virens
    # Count: 1
    Date:
    Observer: Dennis Clutter
    Location: PN Arenal
  281. Giant Cowbird Molothrus oryzivorus
    # Count: 1
    Date:
    Observer: Dennis Clutter
    Location: PN Arenal
  282. Prong-billed Barbet Semnornis frantzii
    # Count: 1
    Date:
    Observer: Debbie Cerulli
    Location: PN Arenal
  283. Northern Emerald-Toucanet Aulacorhynchus prasinus
    # Count: 2
    Date:
    Observer: Debbie Cerulli
    Location: PN Arenal
  284. Yellow-billed Cacique Amblycercus holosericeus
    # Count: 1
    Date:
    Observer: Debbie Cerulli
    Location: PN Arenal
  285. Blue-and-gold Tanager Bangsia arcaei
    # Count: 2
    Date:
    Observer: Debbie Cerulli
    Location: PN Arenal
  286. Black-bellied Whistling-Duck Dendrocygna autumnalis
    # Count: 5
    Date:
    Observer: Anonymous eBirder
    Location: PN Arenal
  287. Black Swift Cypseloides niger
    # Count: 10
    Date:
    Observer: Anonymous eBirder
    Location: PN Arenal
  288. Pied-billed Grebe Podilymbus podiceps
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: PN Arenal
  289. Shiny Cowbird Molothrus bonariensis
    # Count: 9
    Date:
    Observer: Anonymous eBirder
    Location: PN Arenal
  290. Rufous-collared Sparrow Zonotrichia capensis
    # Count: 1
    Date:
    Observer: Dan Langlais
    Location: PN Arenal
  291. Green-breasted Mango Anthracothorax prevostii
    # Count: 2
    Date:
    Observer: Mayer Jiménez Barrantes
    Location: PN Arenal
  292. Long-billed Starthroat Heliomaster longirostris
    # Count: 1
    Date:
    Observer: Mayer Jiménez Barrantes
    Location: PN Arenal
  293. Gray-breasted Martin Progne chalybea
    # Count: 6
    Date:
    Observer: Sarah MacKenzie
    Location: PN Arenal
  294. Purple-throated Mountain-gem Lampornis calolaemus
    # Count: 1
    Date:
    Observer: Donna Ferguson
    Location: PN Arenal
  295. Magenta-throated Woodstar Philodice bryantae
    # Count: 1
    Date:
    Observer: Donna Ferguson
    Location: PN Arenal
  296. Black-faced Antthrush Formicarius analis
    # Count: 1
    Date:
    Observer: Donna Ferguson
    Location: PN Arenal
  297. Black-capped Pygmy-Tyrant Myiornis atricapillus
    # Count: 1
    Date:
    Observer: Donna Ferguson
    Location: PN Arenal
  298. Tree Swallow Tachycineta bicolor
    # Count: 2
    Date:
    Observer: Donna Ferguson
    Location: PN Arenal
  299. Speckled Tanager Ixothraupis guttata
    # Count: 1
    Date:
    Observer: Andrés Ulate
    Location: PN Arenal
  300. Slaty-capped Flycatcher Leptopogon superciliaris
    # Count: 1
    Date:
    Observer: Gary Palmer
    Location: PN Arenal
  301. Yellow-throated Vireo Vireo flavifrons
    # Count: 1
    Date:
    Observer: Gary Palmer
    Location: PN Arenal
  302. Black-faced Solitaire Myadestes melanops
    # Count: 1
    Date:
    Observer: Gary Palmer
    Location: PN Arenal
  303. Yellow-eared Toucanet Selenidera spectabilis
    # Count: 1
    Date:
    Observer: Enrique Salicetti
    Location: PN Arenal
  304. Scarlet Macaw Ara macao
    # Count: 1
    Date:
    Observer: Enrique Salicetti
    Location: PN Arenal
  305. Black-headed Tody-Flycatcher Todirostrum nigriceps
    # Count: 1
    Date:
    Observer: Enrique Salicetti
    Location: PN Arenal
  306. Common Potoo Nyctibius griseus
    # Count: 1
    Date:
    Observer: Toby Ross
    Location: PN Arenal
  307. Bat Falcon Falco rufigularis
    # Count: 1
    Date:
    Observer: John Ramírez Núñez
    Location: PN Arenal
  308. Bare-necked Umbrellabird Cephalopterus glabricollis
    # Count: 1
    Date:
    Observer: Tomás Poch
    Location: PN Arenal
  309. Tropical Royal Flycatcher Onychorhynchus coronatus
    # Count: 1
    Date:
    Observer: Santiago Mora Abarca
    Location: PN Arenal
  310. Worm-eating Warbler Helmitheros vermivorum
    # Count: 1
    Date:
    Observer: Santiago Mora Abarca
    Location: PN Arenal
  311. Golden-olive Woodpecker Colaptes rubiginosus
    # Count: 1
    Date:
    Observer: Haley Haradon
    Location: PN Arenal
  312. Great Potoo Nyctibius grandis
    # Count: 1
    Date:
    Observer: Xudong Wei
    Location: PN Arenal
  313. Pacific Screech-Owl Megascops cooperi
    # Count: 2
    Date:
    Observer: Xudong Wei
    Location: PN Arenal
  314. Striped Owl Asio clamator
    # Count: 1
    Date:
    Observer: Xudong Wei
    Location: PN Arenal
  315. Black-headed Antthrush Formicarius nigricapillus
    # Count: 1
    Date:
    Observer: Xudong Wei
    Location: PN Arenal
  316. Uniform Crake Amaurolimnas concolor
    # Count: 1
    Date:
    Observer: Xudong Wei
    Location: PN Arenal
  317. White-ringed Flycatcher Conopias albovittatus
    # Count: 2
    Date:
    Observer: Xudong Wei
    Location: PN Arenal
  318. Ovenbird Seiurus aurocapilla
    # Count: 1
    Date:
    Observer: Xudong Wei
    Location: PN Arenal
  319. Spotted Barbtail Premnoplex brunnescens
    # Count: 1
    Date:
    Observer: Xudong Wei
    Location: PN Arenal
  320. Gray-crowned Yellowthroat Geothlypis poliocephala
    # Count: 1
    Date:
    Observer: Xudong Wei
    Location: PN Arenal
  321. Belted Kingfisher Megaceryle alcyon
    # Count: 1
    Date:
    Observer: Liam Starkenburg
    Location: PN Arenal
  322. Band-tailed Barbthroat Threnetes ruckeri
    # Count: 1
    Date:
    Observer: Fabian Torres
    Location: PN Arenal
  323. Ornate Hawk-Eagle Spizaetus ornatus
    # Count: 1
    Date:
    Observer: Fabian Torres
    Location: PN Arenal
  324. Cooper's Hawk Astur cooperii
    # Count: 1
    Date:
    Observer: Fabian Torres
    Location: PN Arenal
  325. Spectacled Owl Pulsatrix perspicillata
    # Count: 1
    Date:
    Observer: Fabian Torres
    Location: PN Arenal
  326. Eye-ringed Flatbill Rhynchocyclus brevirostris
    # Count: 1
    Date:
    Observer: Fabian Torres
    Location: PN Arenal
  327. Sunbittern Eurypyga helias
    # Count: 1
    Date:
    Observer: Daniel Ferriz
    Location: PN Arenal
  328. Canebrake Wren Cantorchilus zeledoni
    # Count: 2
    Date:
    Observer: Juan D Astorga
    Location: PN Arenal
  329. Rock Pigeon Columba livia
    # Count: 5
    Date:
    Observer: Jesús Mari Lekuona Sánchez
    Location: PN Arenal
  330. Striped Cuckoo Tapera naevia
    # Count: 1
    Date:
    Observer: Jesús Mari Lekuona Sánchez
    Location: PN Arenal
  331. Little Blue Heron Egretta caerulea
    # Count: 1
    Date:
    Observer: Jesús Mari Lekuona Sánchez
    Location: PN Arenal
  332. Tiny Hawk Microspizias superciliosus
    # Count: 1
    Date:
    Observer: Jesús Mari Lekuona Sánchez
    Location: PN Arenal
  333. American Barn Owl Tyto furcata
    # Count: 1
    Date:
    Observer: Jesús Mari Lekuona Sánchez
    Location: PN Arenal
  334. House Sparrow Passer domesticus
    # Count: 3
    Date:
    Observer: Jesús Mari Lekuona Sánchez
    Location: PN Arenal
  335. Green Thorntail Discosura conversii
    # Count: 1
    Date:
    Observer: Dauren Hidalgo Torres
    Location: PN Arenal
  336. Slate-colored Grosbeak Saltator grossus
    # Count: 1
    Date:
    Observer: Peggy Sloan
    Location: PN Arenal
  337. Brown Violetear Colibri delphinae
    # Count: 1
    Date:
    Observer: Jesús Ruiz Rodrigo
    Location: PN Arenal
  338. Lattice-tailed Trogon Trogon clathratus
    # Count: 1
    Date:
    Observer: Rodrigo Lopez
    Location: PN Arenal
  339. Russet-naped Wood-Rail Aramides albiventris
    # Count: 1
    Date:
    Observer: Traluxu VIP Travel Costa Rica
    Location: PN Arenal
  340. Northern Parula Setophaga americana
    # Count: 1
    Date:
    Observer: Carol Auer
    Location: PN Arenal
  341. White-browed Gnatcatcher Polioptila bilineata
    # Count: 1
    Date:
    Observer: Erin Walter
    Location: PN Arenal
  342. Yellow-winged Flatbill Tolmomyias flavotectus
    # Count: 1
    Date:
    Observer: Juan Carlos Ramírez Castro
    Location: PN Arenal
  343. White-throated Spadebill Platyrinchus mystaceus
    # Count: 1
    Date:
    Observer: Jessica Burton
    Location: PN Arenal
  344. White-winged Becard Pachyramphus polychopterus
    # Count: 1
    Date:
    Observer: Anthony Arce
    Location: PN Arenal
  345. Yellow-billed Cuckoo Coccyzus americanus
    # Count: 1
    Date:
    Observer: Will Nunez Tours TEAM
    Location: PN Arenal
  346. White-whiskered Puffbird Malacoptila panamensis
    # Count: 1
    Date:
    Observer: Jonathan Astorga
    Location: PN Arenal
  347. Olivaceous Piculet Picumnus olivaceus
    # Count: 1
    Date:
    Observer: Jonathan Astorga
    Location: PN Arenal
  348. Yellow-headed Caracara Daptrius chimachima
    # Count: 4
    Date:
    Observer: Jonathan Astorga
    Location: PN Arenal
  349. Lesser Swallow-tailed Swift Panyptila cayennensis
    # Count: 2
    Date:
    Observer: Anthony Arce
    Location: PN Arenal
  350. Lesser Elaenia Elaenia chiriquensis
    # Count: 1
    Date:
    Observer: Anthony Arce
    Location: PN Arenal
  351. Bicolored Hawk Astur bicolor
    # Count: 1
    Date:
    Observer: Mario Sánchez
    Location: PN Arenal
  352. Olivaceous Woodcreeper Sittasomus griseicapillus
    # Count: 1
    Date:
    Observer: Anthony Arce
    Location: PN Arenal
  353. Black Hawk-Eagle Spizaetus tyrannus
    # Count: 1
    Date:
    Observer: Marek Latkowski
    Location: PN Arenal
  354. Coppery-headed Emerald Microchera cupreiceps
    # Count: 1
    Date:
    Observer: Eduardo Mèndez
    Location: PN Arenal
  355. White Ibis Eudocimus albus
    # Count: 1
    Date:
    Observer: Antony Gomez Portuguez
    Location: PN Arenal
  356. Purple Martin Progne subis
    # Count: 1
    Date:
    Observer: Bahar Bilgen
    Location: PN Arenal
  357. Yellow Tyrannulet Capsiempis flaveola
    # Count: 2
    Date:
    Observer: Oscar Solano
    Location: PN Arenal
  358. Louisiana Waterthrush Parkesia motacilla
    # Count: 2
    Date:
    Observer: Oscar Solano
    Location: PN Arenal
  359. Crested Owl Lophostrix cristata
    # Count: 2
    Date:
    Observer: Justin Hill
    Location: PN Arenal
  360. Red-fronted Parrotlet Touit costaricensis
    # Count: 1
    Date:
    Observer: Alexandre Terrigeol
    Location: PN Arenal
  361. Yellow-bellied Tyrannulet Ornithion semiflavum
    # Count: 2
    Date:
    Observer: Alexandre Terrigeol
    Location: PN Arenal
  362. Zeledon's Antbird Hafferia zeledoni
    # Count: X
    Date:
    Observer: Joachim Teunen
    Location: PN Arenal
  363. Brown-billed Scythebill Campylorhamphus pusillus
    # Count: X
    Date:
    Observer: Joachim Teunen
    Location: PN Arenal
  364. Western Woodhaunter Automolus virgatus
    # Count: X
    Date:
    Observer: Joachim Teunen
    Location: PN Arenal
  365. Black-and-yellow Tanager Chrysothlypis chrysomelas
    # Count: X
    Date:
    Observer: Joachim Teunen
    Location: PN Arenal
  366. MacGillivray's Warbler Geothlypis tolmiei
    # Count: 1
    Date:
    Observer: Richard Dale
    Location: PN Arenal
  367. Northern Schiffornis Schiffornis veraepacis
    # Count: 1
    Date:
    Observer: Esteban Hernández Arce
    Location: PN Arenal
  368. Mottled Owl Strix virgata
    # Count: 2
    Date:
    Observer: Keeli Marvel
    Location: PN Arenal
  369. Mourning Warbler Geothlypis philadelphia
    # Count: 1
    Date:
    Observer: Diego Castro
    Location: PN Arenal
  370. Snowcap Microchera albocoronata
    # Count: 1
    Date:
    Observer: Jack Kew
    Location: PN Arenal
  371. Slaty Spinetail Synallaxis brachyura
    # Count: X
    Date:
    Observer: Russell Rogers
    Location: PN Arenal
  372. Zone-tailed Hawk Buteo albonotatus
    # Count: 1
    Date:
    Observer: Mariana Marin Chacon
    Location: PN Arenal
  373. Purplish-backed Quail-Dove Zentrygon lawrencii
    # Count: 1
    Date:
    Observer: Mark Schulist
    Location: PN Arenal
  374. Cabanis's Wren Cantorchilus modestus
    # Count: 1
    Date:
    Observer: Daniel Garrigues
    Location: PN Arenal
  375. Blue-chested Hummingbird Polyerata amabilis
    # Count: 1
    Date:
    Observer: Rolando Gómez Salmerón
    Location: PN Arenal
  376. Green-crowned Brilliant Heliodoxa jacula
    # Count: 1
    Date:
    Observer: Olivier Randoing
    Location: PN Arenal
  377. Ruddy Pigeon Patagioenas subvinacea
    # Count: 2
    Date:
    Observer: Alexander Hoxie
    Location: PN Arenal
  378. Ochraceous Wren Troglodytes ochraceus
    # Count: 1
    Date:
    Observer: MaryAlice Hossie
    Location: PN Arenal
  379. Prothonotary Warbler Protonotaria citrea
    # Count: 2
    Date:
    Observer: MaryAlice Hossie
    Location: PN Arenal
  380. Red-tailed Hawk Buteo jamaicensis
    # Count: 1
    Date:
    Observer: Wayne Bell
    Location: PN Arenal
  381. American Coot Fulica americana
    # Count: 2
    Date:
    Observer: Renata Biancalana
    Location: PN Arenal
  382. Rufous Piha Lipaugus unirufus
    # Count: 1
    Date:
    Observer: Karen Wilkinson
    Location: PN Arenal
  383. Olive-sided Flycatcher Contopus cooperi
    # Count: X
    Date:
    Observer: Julián Uriel Collado
    Location: PN Arenal
  384. Checker-throated Stipplethroat Epinecrophylla fulviventris
    # Count: 1
    Date:
    Observer: Alexander Montero
    Location: PN Arenal
  385. Scissor-tailed Flycatcher Tyrannus forficatus
    # Count: 2
    Date:
    Observer: Alexander Montero
    Location: PN Arenal
  386. Red-capped Manakin Ceratopipra mentalis
    # Count: 1
    Date:
    Observer: Julio Madriz
    Location: PN Arenal
  387. Cerulean Warbler Setophaga cerulea
    # Count: 1
    Date:
    Observer: Néstor Villalobos Rojas
    Location: PN Arenal
  388. Spot-fronted Swift Cypseloides cherriei
    # Count: 2
    Date:
    Observer: Anthony Arce
    Location: PN Arenal
  389. Streaked Flycatcher Myiodynastes maculatus
    # Count: 3
    Date:
    Observer: John Walker
    Location: PN Arenal
  390. Gray Catbird Dumetella carolinensis
    # Count: 2
    Date:
    Observer: Joseph McGlinchey
    Location: PN Arenal
  391. White-tipped Sicklebill Eutoxeres aquila
    # Count: 1
    Date:
    Observer: Emily Braker
    Location: PN Arenal
  392. Sungrebe Heliornis fulica
    # Count: 1
    Date:
    Observer: Samuel Jaffe
    Location: PN Arenal
  393. Olive-crowned Yellowthroat Geothlypis semiflava
    # Count: 1
    Date:
    Observer: Samuel Jaffe
    Location: PN Arenal
  394. Cedar Waxwing Bombycilla cedrorum
    # Count: 2
    Date:
    Observer: Patrick M
    Location: PN Arenal
  395. Yellow-crowned Night Heron Nyctanassa violacea
    # Count: 1
    Date:
    Observer: Randy Back
    Location: PN Arenal
  396. Chestnut-collared Swift Streptoprocne rutila
    # Count: 20
    Date:
    Observer: Richard Garrigues
    Location: PN Arenal
  397. Golden-browed Chlorophonia Chlorophonia callophrys
    # Count: 1
    Date:
    Observer: Sophie Corrigan
    Location: PN Arenal
  398. Scarlet-rumped Cacique Cacicus uropygialis
    # Count: 1
    Date:
    Observer: Sophie Corrigan
    Location: PN Arenal
  399. Least Flycatcher Empidonax minimus
    # Count: 1
    Date:
    Observer: Donald Alpizar
    Location: PN Arenal
  400. Sharp-shinned Hawk Accipiter striatus
    # Count: 1
    Date:
    Observer: Alex Harman
    Location: PN Arenal
  401. Black-thighed Grosbeak Pheucticus tibialis
    # Count: 2
    Date:
    Observer: Adam Dhalla
    Location: PN Arenal
  402. Yellow-rumped Warbler Setophaga coronata
    # Count: 2
    Date:
    Observer: Adam Dhalla
    Location: PN Arenal
  403. Chuck-will's-widow Antrostomus carolinensis
    # Count: 1
    Date:
    Observer: Bob Swanson
    Location: PN Arenal
  404. Purple Gallinule Porphyrio martinica
    # Count: 1
    Date:
    Observer: David Segura
    Location: PN Arenal
  405. Laughing Gull Leucophaeus atricilla
    # Count: 2
    Date:
    Observer: David Segura
    Location: PN Arenal
  406. Magnolia Warbler Setophaga magnolia
    # Count: 1
    Date:
    Observer: David Segura
    Location: PN Arenal
  407. Collared Plover Anarhynchus collaris
    # Count: 1
    Date:
    Observer: Cheech Albanese (ignorant birder)
    Location: PN Arenal
  408. Roseate Spoonbill Platalea ajaja
    # Count: 1
    Date:
    Observer: Cheech Albanese (ignorant birder)
    Location: PN Arenal
  409. Canivet's Emerald Cynanthus canivetii
    # Count: 1
    Date:
    Observer: Randy Bumbury
    Location: PN Arenal
  410. Turquoise-browed Motmot Eumomota superciliosa
    # Count: 1
    Date:
    Observer: Randy Bumbury
    Location: PN Arenal
  411. Common Nighthawk Chordeiles minor
    # Count: 1
    Date:
    Observer: Rebecca Shankland
    Location: PN Arenal
  412. Rufous-browed Tyrannulet Phylloscartes superciliaris
    # Count: 1
    Date:
    Observer: Dan Wister
    Location: PN Arenal
  413. Yellowish Flycatcher Empidonax flavescens
    # Count: 1
    Date:
    Observer: Richard Garrigues
    Location: PN Arenal
  414. Willow Flycatcher Empidonax traillii
    # Count: 1
    Date:
    Observer: Glenn Walbek
    Location: PN Arenal
  415. Lesser Nighthawk Chordeiles acutipennis
    # Count: 1
    Date:
    Observer: Roy Acuña
    Location: PN Arenal
  416. Black-crowned Night Heron Nycticorax nycticorax
    # Count: 2
    Date:
    Observer: Roy Acuña
    Location: PN Arenal
  417. Harris's Hawk Parabuteo unicinctus
    # Count: 1
    Date:
    Observer: Roy Acuña
    Location: PN Arenal
  418. Solitary Sandpiper Tringa solitaria
    # Count: 1
    Date:
    Observer: Greg Drawbaugh
    Location: PN Arenal
  419. Violet Sabrewing Campylopterus hemileucurus
    # Count: X
    Date:
    Observer: Tom Hamilton
    Location: PN Arenal
  420. Killdeer Charadrius vociferus
    # Count: 5
    Date:
    Observer: Vinny Pellegrino
    Location: PN Arenal
  421. Swainson's Hawk Buteo swainsoni
    # Count: 4
    Date:
    Observer: Anthony Arce
    Location: PN Arenal
  422. Mississippi Kite Ictinia mississippiensis
    # Count: X
    Date:
    Observer: Jonas Kilpp
    Location: PN Arenal
  423. Cliff Swallow Petrochelidon pyrrhonota
    # Count: 30
    Date:
    Observer: Anthony Arce
    Location: PN Arenal
  424. Hook-billed Kite Chondrohierax uncinatus
    # Count: 1
    Date:
    Observer: Hidde Bult
    Location: PN Arenal
  425. Barred Hawk Morphnarchus princeps
    # Count: X
    Date:
    Observer: John Clark
    Location: PN Arenal
  426. Ruby-throated Hummingbird Archilochus colubris
    # Count: X
    Date:
    Observer: Anonymous eBirder
    Location: PN Arenal
  427. White-throated Flycatcher Empidonax albigularis
    # Count: 1
    Date:
    Observer: Derek Stoner
    Location: PN Arenal
  428. Yellow-throated Warbler Setophaga dominica
    # Count: 1
    Date:
    Observer: Rexanne Bruno
    Location: PN Arenal
  429. Black-eared Wood-Quail Odontophorus melanotis
    # Count: 1
    Date:
    Observer: Roy Valverde
    Location: PN Arenal
  430. Palm Warbler Setophaga palmarum
    # Count: 1
    Date:
    Observer: Michelle Hamilton
    Location: PN Arenal
  431. Black-faced Grosbeak Caryothraustes poliogaster
    # Count: 1
    Date:
    Observer: Linda Matson
    Location: PN Arenal
  432. Red-breasted Meadowlark Leistes militaris
    # Count: 1
    Date:
    Observer: Alan Sankey COHL
    Location: PN Arenal
  433. Yellow-bellied Sapsucker Sphyrapicus varius
    # Count: 1
    Date:
    Observer: Cole Gaerber
    Location: PN Arenal
  434. Merlin Falco columbarius
    # Count: 1
    Date:
    Observer: Corey Finger
    Location: PN Arenal
  435. Gray-breasted Crake Laterallus exilis
    # Count: 1
    Date:
    Observer: David Segura
    Location: PN Arenal
  436. Indigo Bunting Passerina cyanea
    # Count: 2
    Date:
    Observer: David Segura
    Location: PN Arenal
  437. Painted Bunting Passerina ciris
    # Count: 1
    Date:
    Observer: David Segura
    Location: PN Arenal
  438. Lesser Scaup Aythya affinis
    # Count: 2
    Date:
    Observer: Simon Priestnall
    Location: PN Arenal
  439. Greater Yellowlegs Tringa melanoleuca
    # Count: 1
    Date:
    Observer: John Vanderpoel
    Location: PN Arenal
  440. Blue-winged Warbler Vermivora cyanoptera
    # Count: 1
    Date:
    Observer: John Vanderpoel
    Location: PN Arenal
  441. Chiriqui Quail-Dove Zentrygon chiriquensis
    # Count: X
    Date:
    Observer: Jonah Benningfield
    Location: PN Arenal
  442. Brown-capped Tyrannulet Ornithion brunneicapillus
    # Count: 1
    Date:
    Observer: Beth Stys
    Location: PN Arenal
  443. Torrent Tyrannulet Serpophaga cinerea
    # Count: 2
    Date:
    Observer: Farokh Jamalyaria
    Location: PN Arenal
  444. Lovely Cotinga Cotinga amabilis
    # Count: X
    Date:
    Observer: Matt Hysell
    Location: PN Arenal
  445. American Pygmy Kingfisher Chloroceryle aenea
    # Count: 1
    Date:
    Observer: Frank Lehman
    Location: PN Arenal
  446. Common Yellowthroat Geothlypis trichas
    # Count: 1
    Date:
    Observer: Myles Falconer
    Location: PN Arenal
  447. Chimney Swift Chaetura pelagica
    # Count: 1
    Date:
    Observer: Lori Tiefenthaler
    Location: PN Arenal
  448. Golden-crowned Spadebill Platyrinchus coronatus
    # Count: 1
    Date:
    Observer: Kirk Hardie
    Location: PN Arenal
  449. Chestnut-capped Brushfinch Arremon brunneinucha
    # Count: X
    Date:
    Observer: Thijs Valkenburg
    Location: PN Arenal
  450. Resplendent Quetzal Pharomachrus mocinno
    # Count: 1
    Date:
    Observer: Robert Carr
    Location: PN Arenal
  451. Barred Forest-Falcon Micrastur ruficollis
    # Count: X
    Date:
    Observer: Rebecca Crofton
    Location: PN Arenal
  452. Cinnamon Hummingbird Amazilia rutila
    # Count: 1
    Date:
    Observer: Steven Hanft
    Location: PN Arenal
  453. Bank Swallow Riparia riparia
    # Count: 1
    Date:
    Observer: Casey Michel
    Location: PN Arenal
  454. Townsend's Warbler Setophaga townsendi
    # Count: 1
    Date:
    Observer: Birding Club of Costa Rica
    Location: PN Arenal
  455. Lesser Violetear Colibri cyanotus
    # Count: 1
    Date:
    Observer: Patricia Clarke
    Location: PN Arenal
  456. Hooded Warbler Setophaga citrina
    # Count: X
    Date:
    Observer: Norm Lewis
    Location: PN Arenal
  457. Blue Grosbeak Passerina caerulea
    # Count: 1
    Date:
    Observer: Michael Kerwin
    Location: PN Arenal
  458. Black Guan Chamaepetes unicolor
    # Count: 2
    Date:
    Observer: Edge Wade
    Location: PN Arenal
  459. Limpkin Aramus guarauna
    # Count: 1
    Date:
    Observer: Randy Carman
    Location: PN Arenal
  460. Blue Ground Dove Claravis pretiosa
    # Count: X
    Date:
    Observer: Mich Coker
    Location: PN Arenal
  461. Short-tailed Nighthawk Lurocalis semitorquatus
    # Count: X
    Date:
    Observer: Ray Steelman
    Location: PN Arenal
  462. Veery Catharus fuscescens
    # Count: 1
    Date:
    Observer: John O'Donnell
    Location: PN Arenal
  463. Stripe-tailed Hummingbird Eupherusa eximia
    # Count: 1
    Date:
    Observer: Jay Robinson
    Location: PN Arenal

Exotic: Escapee (1)

  1. Blue-and-yellow Macaw Ara ararauna
    # Count: 1
    Date:
    Observer: Farokh Jamalyaria
    Location: PN Arenal

Hybrids (1)

  1. Brewster's Warbler (hybrid) Vermivora chrysoptera x cyanoptera (F1 hybrid)
    # Count: 1
    Date:
    Observer: Fabian Torres
    Location: PN Arenal

Additional Taxa (35)

  1. hummingbird sp. Trochilidae sp.
    # Count: 2
    Date:
    Observer: Janis Robinson
    Location: PN Arenal
  2. swift sp. Apodidae sp.
    # Count: 1
    Date:
    Observer: Scott M Terry
    Location: PN Arenal
  3. new world trogon sp. Trogon sp.
    # Count: 1
    Date:
    Observer: Roy Acuña
    Location: PN Arenal
  4. parrot sp. Psittaciformes sp. (parrot sp.)
    # Count: 6
    Date:
    Observer: Gary Palmer
    Location: PN Arenal
  5. swallow sp. Hirundinidae sp.
    # Count: 4
    Date:
    Observer: Gary Palmer
    Location: PN Arenal
  6. hawk sp. Accipitridae sp. (hawk sp.)
    # Count: 1
    Date:
    Observer: Mary-Rose Hoang
    Location: PN Arenal
  7. woodpecker sp. Picidae sp.
    # Count: 2
    Date:
    Observer: Nico Stuurman
    Location: PN Arenal
  8. large swift sp. Apodidae sp. (large swift sp.)
    # Count: 1
    Date:
    Observer: Frank Marenghi
    Location: PN Arenal
  9. Western/Eastern Wood-Pewee Contopus sordidulus/virens
    # Count: 1
    Date:
    Observer: Jesús Ruiz Rodrigo
    Location: PN Arenal
  10. woodcreeper sp. Dendrocolaptinae sp.
    # Count: 1
    Date:
    Observer: Nick Cooley
    Location: PN Arenal
  11. new world warbler sp. Parulidae sp.
    # Count: 1
    Date:
    Observer: Nick Cooley
    Location: PN Arenal
  12. hermit sp. Phaethornis sp.
    # Count: 5
    Date:
    Observer: Naomi McCafferty
    Location: PN Arenal
  13. Buteo sp. Buteo sp.
    # Count: 1
    Date:
    Observer: Jonathan Astorga
    Location: PN Arenal
  14. Empidonax sp. Empidonax sp.
    # Count: 1
    Date:
    Observer: Heidi Adamson
    Location: PN Arenal
  15. saltator sp. Saltator sp.
    # Count: 1
    Date:
    Observer: Nathaniel Nye
    Location: PN Arenal
  16. Patagioenas sp. Patagioenas sp.
    # Count: 10
    Date:
    Observer: Cole DiFabio
    Location: PN Arenal
  17. parakeet sp. Psittaciformes sp. (parakeet sp.)
    # Count: X
    Date:
    Observer: Richard Dale
    Location: PN Arenal
  18. new world flycatcher sp. Tyrannidae sp.
    # Count: 1
    Date:
    Observer: Charles Hundertmark
    Location: PN Arenal
  19. wren sp. Troglodytidae sp.
    # Count: 1
    Date:
    Observer: MaryAlice Hossie
    Location: PN Arenal
  20. antwren sp. Thamnophilidae sp. (antwren sp.)
    # Count: 1
    Date:
    Observer: Néstor Villalobos Rojas
    Location: PN Arenal
  21. owl sp. Strigiformes sp.
    # Count: 1
    Date:
    Observer: John Walker
    Location: PN Arenal
  22. Cabanis's/Canebrake Wren Cantorchilus modestus/zeledoni
    # Count: 1
    Date:
    Observer: Jessé Roy-Drainville
    Location: PN Arenal
  23. motmot sp. Momotidae sp.
    # Count: 1
    Date:
    Observer: Cheech Albanese (ignorant birder)
    Location: PN Arenal
  24. manakin sp. Pipridae sp.
    # Count: X
    Date:
    Observer: Guy RUFRAY
    Location: PN Arenal
  25. Cathartes sp. Cathartes sp.
    # Count: 15
    Date:
    Observer: Yong Lang
    Location: PN Arenal
  26. passerine sp. Passeriformes sp.
    # Count: 1
    Date:
    Observer: Mohammed Jafry
    Location: PN Arenal
  27. tityra sp. Tityra sp.
    # Count: 2
    Date:
    Observer: Corey Finger
    Location: PN Arenal
  28. Chaetura sp. Chaetura sp.
    # Count: 20
    Date:
    Observer: Zach Smart
    Location: PN Arenal
  29. Cypseloides sp. Cypseloides sp.
    # Count: 8
    Date:
    Observer: Ken Rosenberg
    Location: PN Arenal
  30. falcon sp. Falco sp.
    # Count: 1
    Date:
    Observer: Steve West
    Location: PN Arenal
  31. euphonia sp. Euphonia sp.
    # Count: 3
    Date:
    Observer: Lukas Trelease
    Location: PN Arenal
  32. Bullock's/Baltimore Oriole Icterus bullockii/galbula
    # Count: 2
    Date:
    Observer: Kathleen Lindgren
    Location: PN Arenal
  33. Rose-breasted/Black-headed Grosbeak Pheucticus ludovicianus/melanocephalus
    # Count: X
    Date:
    Observer: Margaret Cuthbert
    Location: PN Arenal
  34. ground dove/Inca Dove Columbina sp.
    # Count: X
    Date:
    Observer: Gerd Schön
    Location: PN Arenal
  35. new world oriole sp. Icterus sp.
    # Count: X
    Date:
    Observer: Eric Haskell
    Location: PN Arenal