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Costa Rica
Illustrated Checklist
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Native and Naturalized (849)
- Last observed by Josue de León Lux (Birding Guide) josuedeleonlux@gmail.com +502 3068 8988 on 6 Jun 2024
Exotic: Escapee (5)
Undescribed Species (1)
- Puntarenas Screech-Owl (undescribed form) Megascops [undescribed form]Last observed by Adrian Arroyo Pacheco on 11 May 2024
Hybrids (7)
- Blue-winged x Green-winged Teal (hybrid) Spatula discors x Anas creccaLast observed by David Rodríguez Arias on 19 Mar 2024
- Northern x Wattled Jacana (hybrid) Jacana spinosa x jacanaLast observed by Bill Sedivy on 17 Mar 2024
- Red-crowned x Hoffmann's Woodpecker (hybrid) Melanerpes rubricapillus x hoffmanniiLast observed by Ricky Rodriguez on 21 May 2024
- Great Green x Scarlet Macaw (hybrid) Ara ambiguus x macaoLast observed by Matthew Igleski on 11 Apr 2024
- Golden-winged x Blue-winged Warbler (hybrid) Vermivora chrysoptera x cyanopteraLast observed by Marshall Iliff on 19 Mar 2024
- Brewster's Warbler (hybrid) Vermivora chrysoptera x cyanoptera (F1 hybrid)Last observed by Marshall Iliff on 18 Mar 2024
- Lawrence's Warbler (hybrid) Vermivora chrysoptera x cyanoptera (F2 backcross)Last observed by Andrés Ulate on 23 Mar 2024
Additional Taxa (128)
- Blue-winged/Cinnamon Teal Spatula discors/cyanopteraLast observed by German Aguilar Vega on 10 May 2024
- Long-billed/Plain-capped Starthroat Heliomaster longirostris/constantiiLast observed by Rolando Leiva on 21 Apr 2024
- Purple-throated/White-throated Mountain-gem Lampornis calolaemus/castaneoventrisLast observed by Ana Hernández on 26 May 2024
- Russet-naped/Gray-cowled Wood-Rail Aramides albiventris/cajaneusLast observed by Danny J Alvarado S on 7 Jun 2024
- Short-billed/Long-billed Dowitcher Limnodromus griseus/scolopaceusLast observed by Johser Nature on 17 May 2024
- Lesser/Greater Yellowlegs Tringa flavipes/melanoleucaLast observed by Greivin Cabezas Pérez on 11 May 2024
- Western/Semipalmated Sandpiper Calidris mauri/pusillaLast observed by Richard Garrigues on 10 May 2024
- Leach's/Townsend's Storm-Petrel (dark-rumped) Hydrobates leucorhous/socorroensis (dark-rumped)Last observed by Luke Seitz on 29 Mar 2024
- Sooty/Short-tailed Shearwater Ardenna grisea/tenuirostrisLast observed by Bayard Nicklow on 21 May 2024
- black-and-white shearwater sp. Puffinus sp. (black-and-white shearwater sp.)Last observed by Johanny Pérez Alvarado on 6 Mar 2024
- Western/Eastern Cattle Egret Bubulcus ibis/coromandusLast observed by Evelyn Rivera Rodríguez on 25 May 2024
- Mississippi/Plumbeous Kite Ictinia mississippiensis/plumbeaLast observed by Nicole Holmes on 11 Feb 2024
- Common/Great Black Hawk Buteogallus anthracinus/urubitingaLast observed by Jeff Gantz on 18 Mar 2024
- large parakeet sp. (former Aratinga sp.) Eupsittula/Aratinga/Thectocercus/Psittacara sp.Last observed by Braden Collard on 12 Mar 2024
- foliage-gleaner sp. Furnariidae sp. (foliage-gleaner sp.)Last observed by Crystal Thiele on 27 Apr 2024
- tropical pewee sp. Contopus punensis/cinereus/bogotensisLast observed by Samuel Sequeira on 25 Apr 2024
- Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/trailliiLast observed by Mayer Jiménez Barrantes on 19 May 2024
- Streaked/Sulphur-bellied Flycatcher Myiodynastes maculatus/luteiventrisLast observed by Urs Geiser on 7 Apr 2024
- yellow-bellied kingbird sp. Tyrannus sp. (yellow-bellied)Last observed by Róger Rodríguez Bravo on 13 Apr 2024
- Northern/Southern Rough-winged Swallow Stelgidopteryx serripennis/ruficollisLast observed by Amy Kiddy on 8 Jun 2024
- Cabanis's/Canebrake Wren Cantorchilus modestus/zeledoniLast observed by Duvan Chaves on 19 May 2024
- Cabanis's/Isthmian Wren Cantorchilus modestus/elutusLast observed by German Aguilar Vega on 31 May 2024
- Louisiana/Northern Waterthrush Parkesia motacilla/noveboracensisLast observed by Arenal Observatory Lodge Aves on 6 May 2024
- MacGillivray's/Mourning Warbler Geothlypis tolmiei/philadelphiaLast observed by Jonah Tamez on 12 Jan 2024
- yellowthroat sp. Geothlypis sp. (yellowthroat sp.)Last observed by Natalia Soledad Herrada on 27 Mar 2024
- Rose-breasted/Black-headed Grosbeak Pheucticus ludovicianus/melanocephalusLast observed by Arenal Observatory Lodge Aves on 24 Apr 2024
- tanager sp. (Thraupidae sp.) Thraupidae sp. (tanager sp.)Last observed by Luis Mario Calderón Soto on 26 May 2024