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Bird List

Updated ~15 seconds ago
190 All Years 122 This Year 2024 20 This Month Jun 2024
Last Observed First Observed High Count

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  1. Species Name
    Count
    Date
    Observer
    Location

Native and Naturalized (190)

  1. Olive-sided Flycatcher Contopus cooperi
    # Count: 1
    Date:
    Observer: Bryce Parker
    Location: UC Davis--Arboretum
  2. American Bittern Botaurus lentiginosus
    # Count: 1
    Date:
    Observer: Mingyuan Zhu
    Location: UC Davis--Arboretum
  3. Bald Eagle Haliaeetus leucocephalus
    # Count: 1
    Date:
    Observer: Max Brodie
    Location: UC Davis--Arboretum
  4. Orchard Oriole Icterus spurius
    # Count: 1
    Date:
    Observer: Gerrit Platenkamp
    Location: UC Davis--Arboretum
  5. Lesser Scaup Aythya affinis
    # Count: 1
    Date:
    Observer: Sze On Ng (Aaron)
    Location: UC Davis--Arboretum
  6. Marsh Wren Cistothorus palustris
    # Count: 1
    Date:
    Observer: Cameron Tescher
    Location: UC Davis--Arboretum
  7. Sandhill Crane Antigone canadensis
    # Count: 4
    Date:
    Observer: Robert Furrow
    Location: UC Davis--Arboretum
  8. Phainopepla Phainopepla nitens
    # Count: 2
    Date:
    Observer: Hunter Laimon
    Location: UC Davis--Arboretum
  9. Tennessee Warbler Leiothlypis peregrina
    # Count: 1
    Date:
    Observer: Gerrit Platenkamp
    Location: UC Davis--Arboretum
  10. Tricolored Blackbird Agelaius tricolor
    # Count: X
    Date:
    Observer: Jason Riggio
    Location: UC Davis--Arboretum
  11. Yellow-breasted Chat Icteria virens
    # Count: 1
    Date:
    Observer: Robert Furrow
    Location: UC Davis--Arboretum
  12. California Thrasher Toxostoma redivivum
    # Count: X
    Date:
    Observer: Gary Deghi
    Location: UC Davis--Arboretum
  13. Lawrence's Goldfinch Spinus lawrencei
    # Count: 1
    Date:
    Observer: Tim Miller
    Location: UC Davis--Arboretum
  14. Plumbeous Vireo Vireo plumbeus
    # Count: 1
    Date:
    Observer: Konshau Duman
    Location: UC Davis--Arboretum
  15. Ferruginous Hawk Buteo regalis
    # Count: 1
    Date:
    Observer: Konshau Duman
    Location: UC Davis--Arboretum
  16. Evening Grosbeak Coccothraustes vespertinus
    # Count: 2
    Date:
    Observer: Steve Hampton
    Location: UC Davis--Arboretum
  17. Northern Pintail Anas acuta
    # Count: 5
    Date:
    Observer: Nicole Nelson
    Location: UC Davis--Arboretum
  18. Black-bellied Plover Pluvialis squatarola
    # Count: 6
    Date:
    Observer: Zane Pickus
    Location: UC Davis--Arboretum
  19. Lewis's Woodpecker Melanerpes lewis
    # Count: 1
    Date:
    Observer: Christopher Adlam
    Location: UC Davis--Arboretum
  20. Long-billed Dowitcher Limnodromus scolopaceus
    # Count: 1
    Date:
    Observer: Steven Hunter
    Location: UC Davis--Arboretum
  21. Lazuli Bunting Passerina amoena
    # Count: 1
    Date:
    Observer: Gordon Barrett
    Location: UC Davis--Arboretum
  22. Calliope Hummingbird Selasphorus calliope
    # Count: 3
    Date:
    Observer: Holly Coates
    Location: UC Davis--Arboretum
  23. Hairy Woodpecker Dryobates villosus
    # Count: 1
    Date:
    Observer: Jesse Ham
    Location: UC Davis--Arboretum
  24. Osprey Pandion haliaetus
    # Count: 1
    Date:
    Observer: Theresa & Steve Graham
    Location: UC Davis--Arboretum
  25. Band-tailed Pigeon Patagioenas fasciata
    # Count: 12
    Date:
    Observer: Gil Ewing
    Location: UC Davis--Arboretum
  26. Hermit Warbler Setophaga occidentalis
    # Count: 1
    Date:
    Observer: lief gallagher
    Location: UC Davis--Arboretum
  27. Great-tailed Grackle Quiscalus mexicanus
    # Count: 1
    Date:
    Observer: Bettie Hoff
    Location: UC Davis--Arboretum
  28. Hooded Oriole Icterus cucullatus
    # Count: 1
    Date:
    Observer: Christopher Adlam
    Location: UC Davis--Arboretum
  29. Bufflehead Bucephala albeola
    # Count: 2
    Date:
    Observer: Tiffany Erickson
    Location: UC Davis--Arboretum
  30. Ross's Goose Anser rossii
    # Count: 2
    Date:
    Observer: Gil Ewing
    Location: UC Davis--Arboretum
  31. Herring Gull Larus argentatus
    # Count: 2
    Date:
    Observer: Gil Ewing
    Location: UC Davis--Arboretum
  32. Northern Shoveler Spatula clypeata
    # Count: 1
    Date:
    Observer: Alan Krakauer
    Location: UC Davis--Arboretum
  33. Black-and-white Warbler Mniotilta varia
    # Count: 2
    Date:
    Observer: Alan Krakauer
    Location: UC Davis--Arboretum
  34. Blue-gray Gnatcatcher Polioptila caerulea
    # Count: 1
    Date:
    Observer: Christopher Adlam
    Location: UC Davis--Arboretum
  35. Swainson's Thrush Catharus ustulatus
    # Count: 2
    Date:
    Observer: William Rockey
    Location: UC Davis--Arboretum
  36. Costa's Hummingbird Calypte costae
    # Count: 1
    Date:
    Observer: Randy Couch
    Location: UC Davis--Arboretum
  37. American White Pelican Pelecanus erythrorhynchos
    # Count: 3
    Date:
    Observer: Alan Krakauer
    Location: UC Davis--Arboretum
  38. Merlin Falco columbarius
    # Count: 1
    Date:
    Observer: Alan Krakauer
    Location: UC Davis--Arboretum
  39. Common Goldeneye Bucephala clangula
    # Count: 1
    Date:
    Observer: Beko Binder
    Location: UC Davis--Arboretum
  40. Spotted Sandpiper Actitis macularius
    # Count: 1
    Date:
    Observer: lief gallagher
    Location: UC Davis--Arboretum
  41. California Towhee Melozone crissalis
    # Count: 1
    Date:
    Observer: lief gallagher
    Location: UC Davis--Arboretum
  42. Tundra Swan Cygnus columbianus
    # Count: 16
    Date:
    Observer: Laura Davis
    Location: UC Davis--Arboretum
  43. Western Wood-Pewee Contopus sordidulus
    # Count: 1
    Date:
    Observer: Alan Krakauer
    Location: UC Davis--Arboretum
  44. Wrentit Chamaea fasciata
    # Count: 2
    Date:
    Observer: Bruce Christensen
    Location: UC Davis--Arboretum
  45. Oak Titmouse Baeolophus inornatus
    # Count: 1
    Date:
    Observer: Gil Ewing
    Location: UC Davis--Arboretum
  46. Bewick's Wren Thryomanes bewickii
    # Count: 1
    Date:
    Observer: Eric LoPresti
    Location: UC Davis--Arboretum
  47. MacGillivray's Warbler Geothlypis tolmiei
    # Count: 1
    Date:
    Observer: Alan Krakauer
    Location: UC Davis--Arboretum
  48. Common Yellowthroat Geothlypis trichas
    # Count: 1
    Date:
    Observer: Magill Weber
    Location: UC Davis--Arboretum
  49. Eurasian Collared-Dove Streptopelia decaocto
    # Count: 1
    Date:
    Observer: Maureen Geiger
    Location: UC Davis--Arboretum
  50. Iceland Gull Larus glaucoides
    # Count: X
    Date:
    Observer: Andrew Engilis
    Location: UC Davis--Arboretum
  51. Chipping Sparrow Spizella passerina
    # Count: X
    Date:
    Observer: Andrew Engilis
    Location: UC Davis--Arboretum
  52. Lincoln's Sparrow Melospiza lincolnii
    # Count: 3
    Date:
    Observer: Alan Krakauer
    Location: UC Davis--Arboretum
  53. Common Raven Corvus corax
    # Count: 3
    Date:
    Observer: William Rockey
    Location: UC Davis--Arboretum
  54. Hutton's Vireo Vireo huttoni
    # Count: 1
    Date:
    Observer: William Rockey
    Location: UC Davis--Arboretum
  55. Brown Creeper Certhia americana
    # Count: 1
    Date:
    Observer: William Rockey
    Location: UC Davis--Arboretum
  56. Ring-necked Duck Aythya collaris
    # Count: 1
    Date:
    Observer: William Rockey
    Location: UC Davis--Arboretum
  57. Spotted Towhee Pipilo maculatus
    # Count: X
    Date:
    Observer: Lois Richter
    Location: UC Davis--Arboretum
  58. Green-winged Teal Anas crecca
    # Count: 1
    Date:
    Observer: Jake Mohlmann
    Location: UC Davis--Arboretum
  59. Wild Turkey Meleagris gallopavo
    # Count: 3
    Date:
    Observer: William Rockey
    Location: UC Davis--Arboretum
  60. Western Flycatcher Empidonax difficilis
    # Count: 3
    Date:
    Observer: George Chrisman
    Location: UC Davis--Arboretum
  61. Ash-throated Flycatcher Myiarchus cinerascens
    # Count: 1
    Date:
    Observer: Jeff Miller
    Location: UC Davis--Arboretum
  62. Western Bluebird Sialia mexicana
    # Count: 1
    Date:
    Observer: margeNdon thornton
    Location: UC Davis--Arboretum
  63. American Pipit Anthus rubescens
    # Count: 16
    Date:
    Observer: John Sterling
    Location: UC Davis--Arboretum
  64. White-faced Ibis Plegadis chihi
    # Count: 40
    Date:
    Observer: Vance Russell
    Location: UC Davis--Arboretum
  65. Western Kingbird Tyrannus verticalis
    # Count: 1
    Date:
    Observer: Allan Carlsson
    Location: UC Davis--Arboretum
  66. Violet-green Swallow Tachycineta thalassina
    # Count: 2
    Date:
    Observer: Marcel Holyoak
    Location: UC Davis--Arboretum
  67. Cackling Goose Branta hutchinsii
    # Count: 1
    Date:
    Observer: Richard Hall
    Location: UC Davis--Arboretum
  68. Pacific Wren Troglodytes pacificus
    # Count: 1
    Date:
    Observer: Richard Hall
    Location: UC Davis--Arboretum
  69. Scissor-tailed Flycatcher Tyrannus forficatus
    # Count: 1
    Date:
    Observer: Laura Davis
    Location: UC Davis--Arboretum
  70. Canvasback Aythya valisineria
    # Count: 1
    Date:
    Observer: Richard Hall
    Location: UC Davis--Arboretum
  71. Acorn Woodpecker Melanerpes formicivorus
    # Count: 1
    Date:
    Observer: Frances Oliver
    Location: UC Davis--Arboretum
  72. Chestnut-backed Chickadee Poecile rufescens
    # Count: 1
    Date:
    Observer: John Sterling
    Location: UC Davis--Arboretum
  73. Bullock's Oriole Icterus bullockii
    # Count: X
    Date:
    Observer: Rob Martin
    Location: UC Davis--Arboretum
  74. Black-headed Grosbeak Pheucticus melanocephalus
    # Count: X
    Date:
    Observer: Rob Martin
    Location: UC Davis--Arboretum
  75. Vaux's Swift Chaetura vauxi
    # Count: 1
    Date:
    Observer: Rob Martin
    Location: UC Davis--Arboretum
  76. Rufous Hummingbird Selasphorus rufus
    # Count: 3
    Date:
    Observer: Rob Martin
    Location: UC Davis--Arboretum
  77. Northern Rough-winged Swallow Stelgidopteryx serripennis
    # Count: 12
    Date:
    Observer: Rob Martin
    Location: UC Davis--Arboretum
  78. Horned Lark Eremophila alpestris
    # Count: X
    Date:
    Observer: Jeff Birek
    Location: UC Davis--Arboretum
  79. Red-breasted Sapsucker Sphyrapicus ruber
    # Count: 1
    Date:
    Observer: Rob Martin
    Location: UC Davis--Arboretum
  80. Peregrine Falcon Falco peregrinus
    # Count: 1
    Date:
    Observer: Rob Martin
    Location: UC Davis--Arboretum
  81. Hooded Merganser Lophodytes cucullatus
    # Count: 1
    Date:
    Observer: Rob Martin
    Location: UC Davis--Arboretum
  82. Ring-billed Gull Larus delawarensis
    # Count: 2
    Date:
    Observer: Rob Martin
    Location: UC Davis--Arboretum
  83. Glaucous-winged Gull Larus glaucescens
    # Count: 1
    Date:
    Observer: Rob Martin
    Location: UC Davis--Arboretum
  84. American Robin Turdus migratorius
    # Count: 4
    Date:
    Observer: Rob Martin
    Location: UC Davis--Arboretum
  85. Gadwall Mareca strepera
    # Count: 2
    Date:
    Observer: Rob Martin
    Location: UC Davis--Arboretum
  86. Lesser Goldfinch Spinus psaltria
    # Count: 15
    Date:
    Observer: Rob Martin
    Location: UC Davis--Arboretum
  87. Cedar Waxwing Bombycilla cedrorum
    # Count: 20
    Date:
    Observer: Rob Martin
    Location: UC Davis--Arboretum
  88. Sharp-shinned Hawk Accipiter striatus
    # Count: 1
    Date:
    Observer: Rob Martin
    Location: UC Davis--Arboretum
  89. Hermit Thrush Catharus guttatus
    # Count: 2
    Date:
    Observer: Rob Martin
    Location: UC Davis--Arboretum
  90. Cliff Swallow Petrochelidon pyrrhonota
    # Count: X
    Date:
    Observer: Rob Martin
    Location: UC Davis--Arboretum
  91. Warbling Vireo Vireo gilvus
    # Count: X
    Date:
    Observer: Rob Martin
    Location: UC Davis--Arboretum
  92. Black-chinned Hummingbird Archilochus alexandri
    # Count: 1
    Date:
    Observer: Leah Dodd
    Location: UC Davis--Arboretum
  93. Blue-winged Teal Spatula discors
    # Count: X
    Date:
    Observer: Eric Haskell
    Location: UC Davis--Arboretum
  94. Ruddy Duck Oxyura jamaicensis
    # Count: X
    Date:
    Observer: Eric Haskell
    Location: UC Davis--Arboretum
  95. Song Sparrow Melospiza melodia
    # Count: X
    Date:
    Observer: Eric Haskell
    Location: UC Davis--Arboretum
  96. Hammond's Flycatcher Empidonax hammondii
    # Count: 1
    Date:
    Observer: John Sterling
    Location: UC Davis--Arboretum
  97. Common Merganser Mergus merganser
    # Count: 1
    Date:
    Observer: Jean Broadhvest
    Location: UC Davis--Arboretum
  98. Ruby-crowned Kinglet Corthylio calendula
    # Count: 2
    Date:
    Observer: Jean Broadhvest
    Location: UC Davis--Arboretum
  99. Nashville Warbler Leiothlypis ruficapilla
    # Count: 1
    Date:
    Observer: Jean Broadhvest
    Location: UC Davis--Arboretum
  100. Wilson's Warbler Cardellina pusilla
    # Count: 1
    Date:
    Observer: Jean Broadhvest
    Location: UC Davis--Arboretum
  101. Greater White-fronted Goose Anser albifrons
    # Count: 1
    Date:
    Observer: Gerd Schön
    Location: UC Davis--Arboretum
  102. California Quail Callipepla californica
    # Count: X
    Date:
    Observer: Gerd Schön
    Location: UC Davis--Arboretum
  103. Common Gallinule Gallinula galeata
    # Count: X
    Date:
    Observer: Gerd Schön
    Location: UC Davis--Arboretum
  104. Wilson's Snipe Gallinago delicata
    # Count: 1
    Date:
    Observer: Gerd Schön
    Location: UC Davis--Arboretum
  105. Western Cattle Egret Bubulcus ibis
    # Count: X
    Date:
    Observer: Gerd Schön
    Location: UC Davis--Arboretum
  106. Say's Phoebe Sayornis saya
    # Count: 1
    Date:
    Observer: Gerd Schön
    Location: UC Davis--Arboretum
  107. Brown-headed Cowbird Molothrus ater
    # Count: 100
    Date:
    Observer: Gerd Schön
    Location: UC Davis--Arboretum
  108. Snow Goose Anser caerulescens
    # Count: 1
    Date:
    Observer: Gerd Schön
    Location: UC Davis--Arboretum
  109. American Wigeon Mareca americana
    # Count: 1
    Date:
    Observer: Gerd Schön
    Location: UC Davis--Arboretum
  110. Ring-necked Pheasant Phasianus colchicus
    # Count: 10
    Date:
    Observer: Gerd Schön
    Location: UC Davis--Arboretum
  111. Pied-billed Grebe Podilymbus podiceps
    # Count: X
    Date:
    Observer: Gerd Schön
    Location: UC Davis--Arboretum
  112. American Coot Fulica americana
    # Count: X
    Date:
    Observer: Gerd Schön
    Location: UC Davis--Arboretum
  113. Black-necked Stilt Himantopus mexicanus
    # Count: X
    Date:
    Observer: Gerd Schön
    Location: UC Davis--Arboretum
  114. Killdeer Charadrius vociferus
    # Count: X
    Date:
    Observer: Gerd Schön
    Location: UC Davis--Arboretum
  115. Long-billed Curlew Numenius americanus
    # Count: X
    Date:
    Observer: Gerd Schön
    Location: UC Davis--Arboretum
  116. Willet Tringa semipalmata
    # Count: 2
    Date:
    Observer: Gerd Schön
    Location: UC Davis--Arboretum
  117. Greater Yellowlegs Tringa melanoleuca
    # Count: 10
    Date:
    Observer: Gerd Schön
    Location: UC Davis--Arboretum
  118. Double-crested Cormorant Nannopterum auritum
    # Count: X
    Date:
    Observer: Gerd Schön
    Location: UC Davis--Arboretum
  119. Least Bittern Ixobrychus exilis
    # Count: 1
    Date:
    Observer: Gerd Schön
    Location: UC Davis--Arboretum
  120. Black-crowned Night Heron Nycticorax nycticorax
    # Count: 2
    Date:
    Observer: Gerd Schön
    Location: UC Davis--Arboretum
  121. Great Egret Ardea alba
    # Count: 2
    Date:
    Observer: Gerd Schön
    Location: UC Davis--Arboretum
  122. Northern Harrier Circus hudsonius
    # Count: 1
    Date:
    Observer: Gerd Schön
    Location: UC Davis--Arboretum
  123. Burrowing Owl Athene cunicularia
    # Count: 1
    Date:
    Observer: Gerd Schön
    Location: UC Davis--Arboretum
  124. Belted Kingfisher Megaceryle alcyon
    # Count: 2
    Date:
    Observer: Gerd Schön
    Location: UC Davis--Arboretum
  125. American Kestrel Falco sparverius
    # Count: 1
    Date:
    Observer: Gerd Schön
    Location: UC Davis--Arboretum
  126. Willow Flycatcher Empidonax traillii
    # Count: 1
    Date:
    Observer: Gerd Schön
    Location: UC Davis--Arboretum
  127. Loggerhead Shrike Lanius ludovicianus
    # Count: 1
    Date:
    Observer: Gerd Schön
    Location: UC Davis--Arboretum
  128. White-breasted Nuthatch Sitta carolinensis
    # Count: 2
    Date:
    Observer: Gerd Schön
    Location: UC Davis--Arboretum
  129. House Wren Troglodytes aedon
    # Count: 1
    Date:
    Observer: Gerd Schön
    Location: UC Davis--Arboretum
  130. European Starling Sturnus vulgaris
    # Count: X
    Date:
    Observer: Gerd Schön
    Location: UC Davis--Arboretum
  131. Red-winged Blackbird Agelaius phoeniceus
    # Count: 7
    Date:
    Observer: Gerd Schön
    Location: UC Davis--Arboretum
  132. Western Tanager Piranga ludoviciana
    # Count: X
    Date:
    Observer: Gerd Schön
    Location: UC Davis--Arboretum
  133. Yellow Warbler Setophaga petechia
    # Count: X
    Date:
    Observer: Jean Broadhvest
    Location: UC Davis--Arboretum
  134. Townsend's Warbler Setophaga townsendi
    # Count: X
    Date:
    Observer: Jean Broadhvest
    Location: UC Davis--Arboretum
  135. Black-throated Gray Warbler Setophaga nigrescens
    # Count: 1
    Date:
    Observer: Jean Broadhvest
    Location: UC Davis--Arboretum
  136. White-throated Swift Aeronautes saxatalis
    # Count: 1
    Date:
    Observer: Jean Broadhvest
    Location: UC Davis--Arboretum
  137. American Goldfinch Spinus tristis
    # Count: X
    Date:
    Observer: Jean Broadhvest
    Location: UC Davis--Arboretum
  138. Rough-legged Hawk Buteo lagopus
    # Count: X
    Date:
    Observer: Jean Broadhvest
    Location: UC Davis--Arboretum
  139. Cooper's Hawk Accipiter cooperii
    # Count: X
    Date:
    Observer: Jean Broadhvest
    Location: UC Davis--Arboretum
  140. Great Horned Owl Bubo virginianus
    # Count: X
    Date:
    Observer: Jean Broadhvest
    Location: UC Davis--Arboretum
  141. Canada Goose Branta canadensis
    # Count: X
    Date:
    Observer: Laura Davis
    Location: UC Davis--Arboretum
  142. Mourning Dove Zenaida macroura
    # Count: X
    Date:
    Observer: Laura Davis
    Location: UC Davis--Arboretum
  143. Rock Pigeon Columba livia
    # Count: X
    Date:
    Observer: Laura Davis
    Location: UC Davis--Arboretum
  144. Snowy Egret Egretta thula
    # Count: X
    Date:
    Observer: Laura Davis
    Location: UC Davis--Arboretum
  145. Red-tailed Hawk Buteo jamaicensis
    # Count: X
    Date:
    Observer: Laura Davis
    Location: UC Davis--Arboretum
  146. House Sparrow Passer domesticus
    # Count: X
    Date:
    Observer: Laura Davis
    Location: UC Davis--Arboretum
  147. Barn Swallow Hirundo rustica
    # Count: X
    Date:
    Observer: Jean Broadhvest
    Location: UC Davis--Arboretum
  148. Wood Duck Aix sponsa
    # Count: 4
    Date:
    Observer: Jean Broadhvest
    Location: UC Davis--Arboretum
  149. Green Heron Butorides virescens
    # Count: 2
    Date:
    Observer: Jean Broadhvest
    Location: UC Davis--Arboretum
  150. Prairie Falcon Falco mexicanus
    # Count: X
    Date:
    Observer: james barry
    Location: UC Davis--Arboretum
  151. Bushtit Psaltriparus minimus
    # Count: X
    Date:
    Observer: james barry
    Location: UC Davis--Arboretum
  152. Golden-crowned Sparrow Zonotrichia atricapilla
    # Count: X
    Date:
    Observer: james barry
    Location: UC Davis--Arboretum
  153. Western Meadowlark Sturnella neglecta
    # Count: X
    Date:
    Observer: james barry
    Location: UC Davis--Arboretum
  154. California Gull Larus californicus
    # Count: X
    Date:
    Observer: james barry
    Location: UC Davis--Arboretum
  155. Brewer's Blackbird Euphagus cyanocephalus
    # Count: X
    Date:
    Observer: james barry
    Location: UC Davis--Arboretum
  156. Horned Grebe Podiceps auritus
    # Count: 1
    Date:
    Observer: Laura Davis
    Location: UC Davis--Arboretum
  157. White-throated Sparrow Zonotrichia albicollis
    # Count: 1
    Date:
    Observer: Laura Davis
    Location: UC Davis--Arboretum
  158. Turkey Vulture Cathartes aura
    # Count: X
    Date:
    Observer: James (Jim) Holmes
    Location: UC Davis--Arboretum
  159. Red-shouldered Hawk Buteo lineatus
    # Count: X
    Date:
    Observer: James (Jim) Holmes
    Location: UC Davis--Arboretum
  160. Black Phoebe Sayornis nigricans
    # Count: X
    Date:
    Observer: James (Jim) Holmes
    Location: UC Davis--Arboretum
  161. California Scrub-Jay Aphelocoma californica
    # Count: X
    Date:
    Observer: James (Jim) Holmes
    Location: UC Davis--Arboretum
  162. American Crow Corvus brachyrhynchos
    # Count: X
    Date:
    Observer: James (Jim) Holmes
    Location: UC Davis--Arboretum
  163. House Finch Haemorhous mexicanus
    # Count: X
    Date:
    Observer: James (Jim) Holmes
    Location: UC Davis--Arboretum
  164. White-crowned Sparrow Zonotrichia leucophrys
    # Count: X
    Date:
    Observer: James (Jim) Holmes
    Location: UC Davis--Arboretum
  165. Red Crossbill Loxia curvirostra
    # Count: 8
    Date:
    Observer: Gil Ewing
    Location: UC Davis--Arboretum
  166. White-tailed Kite Elanus leucurus
    # Count: X
    Date:
    Observer: Todd Finlayson
    Location: UC Davis--Arboretum
  167. Swainson's Hawk Buteo swainsoni
    # Count: X
    Date:
    Observer: Will Cook
    Location: UC Davis--Arboretum
  168. Barn Owl Tyto alba
    # Count: X
    Date:
    Observer: Dan Stoebel
    Location: UC Davis--Arboretum
  169. Lark Sparrow Chondestes grammacus
    # Count: X
    Date:
    Observer: Dan Stoebel
    Location: UC Davis--Arboretum
  170. Savannah Sparrow Passerculus sandwichensis
    # Count: X
    Date:
    Observer: Dan Stoebel
    Location: UC Davis--Arboretum
  171. Downy Woodpecker Dryobates pubescens
    # Count: X
    Date:
    Observer: Dan Stoebel
    Location: UC Davis--Arboretum
  172. Great Blue Heron Ardea herodias
    # Count: X
    Date:
    Observer: Dan Stoebel
    Location: UC Davis--Arboretum
  173. Cassin's Vireo Vireo cassinii
    # Count: X
    Date:
    Observer: Wayne Meyer
    Location: UC Davis--Arboretum
  174. Nuttall's Woodpecker Dryobates nuttallii
    # Count: 2
    Date:
    Observer: Thomas Bunker
    Location: UC Davis--Arboretum
  175. Northern Flicker Colaptes auratus
    # Count: 1
    Date:
    Observer: Gil Ewing
    Location: UC Davis--Arboretum
  176. Golden-crowned Kinglet Regulus satrapa
    # Count: 1
    Date:
    Observer: Gil Ewing
    Location: UC Davis--Arboretum
  177. Varied Thrush Ixoreus naevius
    # Count: 2
    Date:
    Observer: Gil Ewing
    Location: UC Davis--Arboretum
  178. Purple Finch Haemorhous purpureus
    # Count: 1
    Date:
    Observer: Gil Ewing
    Location: UC Davis--Arboretum
  179. Pine Siskin Spinus pinus
    # Count: 1
    Date:
    Observer: Gil Ewing
    Location: UC Davis--Arboretum
  180. Dark-eyed Junco Junco hyemalis
    # Count: X
    Date:
    Observer: Gil Ewing
    Location: UC Davis--Arboretum
  181. Orange-crowned Warbler Leiothlypis celata
    # Count: 1
    Date:
    Observer: Gil Ewing
    Location: UC Davis--Arboretum
  182. Yellow-rumped Warbler Setophaga coronata
    # Count: X
    Date:
    Observer: Gil Ewing
    Location: UC Davis--Arboretum
  183. Yellow-billed Magpie Pica nuttalli
    # Count: X
    Date:
    Observer: Glenn Dunmire
    Location: UC Davis--Arboretum
  184. Tree Swallow Tachycineta bicolor
    # Count: X
    Date:
    Observer: Daniel Leger
    Location: UC Davis--Arboretum
  185. Red-breasted Nuthatch Sitta canadensis
    # Count: X
    Date:
    Observer: Daniel Leger
    Location: UC Davis--Arboretum
  186. Fox Sparrow Passerella iliaca
    # Count: X
    Date:
    Observer: Daniel Leger
    Location: UC Davis--Arboretum
  187. Mallard Anas platyrhynchos
    # Count: X
    Date:
    Observer: Steve Laymon
    Location: UC Davis--Arboretum
  188. Chimney Swift Chaetura pelagica
    # Count: 1
    Date:
    Observer: Steve Laymon
    Location: UC Davis--Arboretum
  189. Anna's Hummingbird Calypte anna
    # Count: X
    Date:
    Observer: Steve Laymon
    Location: UC Davis--Arboretum
  190. Northern Mockingbird Mimus polyglottos
    # Count: X
    Date:
    Observer: Steve Laymon
    Location: UC Davis--Arboretum

Exotic: Escapee (2)

  1. Muscovy Duck Cairina moschata
    # Count: 3
    Date:
    Observer: Adam Welz
    Location: UC Davis--Arboretum
  2. Rosy-faced Lovebird Agapornis roseicollis
    # Count: 1
    Date:
    Observer: Christopher Adlam
    Location: UC Davis--Arboretum

Hybrids (2)

  1. Herring x Glaucous-winged Gull (hybrid) Larus argentatus x glaucescens
    # Count: 1
    Date:
    Observer: Konshau Duman
    Location: UC Davis--Arboretum
  2. Townsend's x Hermit Warbler (hybrid) Setophaga townsendi x occidentalis
    # Count: 1
    Date:
    Observer: Gil Ewing
    Location: UC Davis--Arboretum

Additional Taxa (24)

  1. new world goldfinch sp. Spinus sp. (goldfinch sp.)
    # Count: 85
    Date:
    Observer: Robert Furrow
    Location: UC Davis--Arboretum
  2. sapsucker sp. Sphyrapicus sp.
    # Count: 1
    Date:
    Observer: Cameron Tescher
    Location: UC Davis--Arboretum
  3. Snow/Ross's Goose Anser caerulescens/rossii
    # Count: 50
    Date:
    Observer: Cameron Tescher
    Location: UC Davis--Arboretum
  4. new world warbler sp. Parulidae sp.
    # Count: 5
    Date:
    Observer: Robert Furrow
    Location: UC Davis--Arboretum
  5. Larus sp. Larus sp.
    # Count: 2
    Date:
    Observer: Cameron Tescher
    Location: UC Davis--Arboretum
  6. Downy/Hairy Woodpecker Dryobates pubescens/villosus
    # Count: 2
    Date:
    Observer: Olivia Wang
    Location: UC Davis--Arboretum
  7. hawk sp. Accipitridae sp. (hawk sp.)
    # Count: 1
    Date:
    Observer: Karen Richardson
    Location: UC Davis--Arboretum
  8. wren sp. Troglodytidae sp.
    # Count: 1
    Date:
    Observer: Adam Welz
    Location: UC Davis--Arboretum
  9. Accipiter sp. Accipiter sp.
    # Count: 1
    Date:
    Observer: Eldon Scott
    Location: UC Davis--Arboretum
  10. Selasphorus sp. Selasphorus sp.
    # Count: 1
    Date:
    Observer: James (Jim) Holmes
    Location: UC Davis--Arboretum
  11. Cackling/Canada Goose Branta hutchinsii/canadensis
    # Count: 4
    Date:
    Observer: Ivan Munkres
    Location: UC Davis--Arboretum
  12. Zonotrichia sp. Zonotrichia sp.
    # Count: 7
    Date:
    Observer: Frank Fogarty
    Location: UC Davis--Arboretum
  13. vireo sp. Vireo sp.
    # Count: 1
    Date:
    Observer: Christopher Adlam
    Location: UC Davis--Arboretum
  14. white egret sp. Egretta/Bubulcus/Ardea sp.
    # Count: 3
    Date:
    Observer: Tessa Rhinehart
    Location: UC Davis--Arboretum
  15. Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperii
    # Count: 1
    Date:
    Observer: Sharon J
    Location: UC Davis--Arboretum
  16. Empidonax sp. Empidonax sp.
    # Count: 1
    Date:
    Observer: Alan Krakauer
    Location: UC Davis--Arboretum
  17. passerine sp. Passeriformes sp.
    # Count: 1
    Date:
    Observer: Alan Krakauer
    Location: UC Davis--Arboretum
  18. Buteo sp. Buteo sp.
    # Count: 2
    Date:
    Observer: Alan Krakauer
    Location: UC Davis--Arboretum
  19. Rufous/Allen's Hummingbird Selasphorus rufus/sasin
    # Count: 2
    Date:
    Observer: John Hansen
    Location: UC Davis--Arboretum
  20. gull sp. Larinae sp.
    # Count: 1
    Date:
    Observer: Maureen Geiger
    Location: UC Davis--Arboretum
  21. duck sp. Anatidae (duck sp.)
    # Count: X
    Date:
    Observer: Eric Haskell
    Location: UC Davis--Arboretum
  22. hummingbird sp. Trochilidae sp.
    # Count: X
    Date:
    Observer: Eric Haskell
    Location: UC Davis--Arboretum
  23. swallow sp. Hirundinidae sp.
    # Count: X
    Date:
    Observer: Eric Haskell
    Location: UC Davis--Arboretum
  24. blackbird sp. Icteridae sp.
    # Count: X
    Date:
    Observer: Eric Haskell
    Location: UC Davis--Arboretum