Birds of the Osa Peninsula, Costa Rica, Including
Drake Bay Wilderness Camp, Sirena Biological Station,
Corcovado Lodge Tent Camp and Carate

Checklist based on seven visits by Henderson birding tours to the Osa Peninsula from 1990 through 2001.Compiled 7 February, 2001. One asterisk is shown for each of trips on which a species was recorded, out of a total of seven trips.

Great tinamou****
Brown pelican***** **
Brown booby*****
Red-footed booby**
Neotropical cormorant**
Magnificent frigatebird***** *
Bare-throated tiger-heron**
Yellow-crowned night-heron ****
Boat-billed heron*
Cattle egret*****
Green heron*
Little blue heron***
Tricolored heron*
Snowy egret****
Great egret****
Great blue heron***
Turkey vulture***** *
Black vulture***** **
King vulture***** *
White ibis*
Roseate spoonbill*
Osprey****
Gray-headed kite*
Swallow-tailed kite***** *
Double-toothed kite*****
Plumbeous kite*
White hawk***** **
Gray hawk*
Mangrove black-hawk***** *
Great black-hawk**
Bay-winged hawk*
Roadside hawk****
Broad-winged hawk*****
Short-tailed hawk****
Swainson's hawk**
Zone-tailed hawk*
Black-and-white hawk-eagle*
Black hawk-eagle*
Yellow-headed caracara*****
Crested caracara*
Laughing falcon**
Bat falcon*
Peregrine falcon**
Crested guan***
Great curassow****
Marbled wood-quail*
Spotted wood-quail*
White-throated crake*
Common moorhen*
Northern jacana*
American oystercatcher*
Semipalmated plover*
Wilson's plover*
Whimbrel***
Greater yellowlegs*
Willet***** *
Spotted sandpiper***** *
Wandering tattler*
Ruddy turnstone*
Sanderling*
Laughing gull*
Royal tern*
Sandwich tern*
Pale-vented pigeon**
Short-billed pigeon***** *
Ruddy ground-dove****
Blue ground-dove*
White-tipped dove*****
Gray-chested dove**
Ruddy quail-dove*
Scarlet macaw***** **
Orange-chinned parakeet****
White-crowned parrot*
Red-lored parrot****
Smooth-billed ani**
Mangrove cuckoo*
Crested owl*
Spectacled owl*
Common pauraque**
White-collared swift**
Vaux's swift**
Band-rumped swift**
Bronzy hermit**
Long-tailed hermit***
Little hermit****
White-necked jacobin*****
Violet-crowned woodnymph*****
Blue-throated goldentail*****
Beryl-crowned hummingbird**
Snowy-bellied hummingbird*
Rufous-tailed hummingbird****
Scaly-breasted hummingbird*
White-crested coquette*
Purple-crowned fairy*
Long-billed starthroat****
Slaty-tailed trogon*****
Baird's trogon****
Black-throated trogon***** *
Ringed kingfisher***
Amazon kingfisher*
Green kingfisher***** *
Blue-crowned motmot****
Rufous-tailed jacamar**
White-whiskered puffbird*
Fiery-billed araçari****
Chestnut-mandibled toucan***** *
Golden-naped woodpecker***** *
Red-crowned woodpecker****
Rufous-winged woodpecker*
Pale-billed woodpecker**
Plain-brown woodcreeper*
Tawny-winged woodcreeper***
Wedge-billed woodcreeper****
Streaked-headed woodcreeper*
Northern-barred woodcreeper**
Black-banded woodcreeper*
Cocoa woodcreeper***** *
Black-striped woodcreeper**
Scaly-throated leaf-tosser*
Plain xenops****
Great antshrike*
Black-hooded antshrike***** **
Russet antshrike***
Dotted-winged antwren*****
Chestnut-backed antbird***** **
Bicolored antbird*
Black-faced antthrush*
Masked tityra***
Rufous piha***** **
Turquoise cotinga**
Three-wattled bellbird**
Red-capped manakin***
Blue-crowned manakin***
Thrush-like schiffornis****
Tropical kingbird*****
Piratic flycatcher***
Boat-billed flycatcher**
Streaked flycatcher*
Gray-capped flycatcher****
Social flycatcher***
Great kiskadee****
Rufous mourner**
Brown-crested flycatcher*
Dusky-capped flycatcher***
Ruddy-tailed flycatcher**
Golden-crowned spadebill*****
Bright-rumped attila*
Great-crested flycatcher*
Yellow-bellied elaenia*
Yellow-olive flycatcher*
Common tody-flycatcher*
Yellow-bellied flycatcher***
S. beardless tyrannulet*
Mistletoe tyrannulet**
Ochre-bellied flycatcher****
Gray-breasted martin*
S. rough-winged swallow****
N. rough-winged swallow*
Mangrove swallow*
Plain wren**
Riverside wren***** **
Whistling wren*
Black-bellied wren**
House wren*****
Scaly-breastedwren***
Clay-colored robin***
Long-billed gnatwren***
Tropical gnatcatcher*
Yellow-green vireo*
Tawny-crowned greenlet****
Lesser greenlet**
Bananaquit*****
Tennessee warbler***
Yellow warbler***
Mangrove warbler*
Chestnut-sided warbler*****
Northern waterthrush***
Louisiana waterthrush*
Kentucky warbler***
Mourning warbler**
Common yellowthroat*
Gray-crowned yellowthroat*
Wilson's warbler*
Buff-rumped warbler*
Scarlet-rumped cacique****
Great-tailed grackle**
Baltimore oriolel*
Thick-billed euphonia**
Spotted-crowned euphonia*
Silver-throated tanager**
Golden-hooded tanager***
Bay-headed tanager***
Green honeycreeper***
Red-legged honeycreeper*****
Shining honeycreeper**
Blue-gray tanager***** *
Palm tanager*****
Cherrie's tanager***** *
Summer tanager*****
Black-cheeked ant-tanager**
White-throated shrike-tanager****
White-lined tanager*
White-shouldered tanager****
Gray-headed tanager**
Buff-throated saltator***
Streaked saltator*
Blue-black grosbeak***
Yellow-faced grassquit*
White-collared seedeater*
Variable seedeater*****
Blue-black grassquit**
Orange-billed sparrow*
Black-striped sparrow***** *
Rufous-collared sparrow*