Owls
Bare-shanked Screech-Owl
Costa Rican Pygmy-Owl
Unspotted Saw-whet Owl
Trogons and Quetzals
Resplendent Quetzal
Collared Trogon
Barbets and Toucans
Northern Emerald-Toucanet
Woodpeckers
Acorn Woodpecker
Hairy Woodpecker
Falcons and Caracaras
Barred Forest-Falcon
Yellow-headed Caracara
American Kestrel
Merlin
Bat Falcon
Peregrine Falcon
falcon sp.
Parrots, Parakeets, and Allies
Red-fronted Parrotlet
Barred Parakeet
Sulphur-winged Parakeet
Antbirds
Slaty Antwren
Tapaculos
Silvery-fronted Tapaculo
Woodcreepers
Spotted Woodcreeper
Spot-crowned Woodcreeper
Ovenbirds
Streaked Xenops
Buffy Tuftedcheek
Lineated Foliage-gleaner
Buff-fronted Foliage-gleaner
Streak-breasted Treehunter
Ruddy Treerunner
Red-faced Spinetail
Becards, Tityras, and Allies
Barred Becard
Tyrant Flycatchers: Elaenias, Tyrannulets, and Allies
Olive-streaked Flycatcher
Mountain Elaenia
Mistletoe Tyrannulet
Tyrant Flycatchers: Pewees, Kingbirds, and Allies
Tufted Flycatcher
Olive-sided Flycatcher
Ochraceous Pewee
Dark Pewee
Western Wood-Pewee
Eastern Wood-Pewee
Western/Eastern Wood-Pewee
Yellowish Flycatcher
Black-capped Flycatcher
Black Phoebe
Great Kiskadee
Social Flycatcher
Golden-bellied Flycatcher
Tropical Kingbird
new world flycatcher sp.
Vireos
Rufous-browed Peppershrike
Lesser Greenlet
Yellow-winged Vireo
Philadelphia Vireo
Brown-capped Vireo
Jays, Magpies, Crows, and Ravens
Silvery-throated Jay
Brown Jay
Martins and Swallows
Bank Swallow
Gray-breasted Martin
Northern Rough-winged Swallow
Southern Rough-winged Swallow
Blue-and-white Swallow
Barn Swallow
Cliff Swallow
swallow sp.
Wrens
House Wren
Ochraceous Wren
Timberline Wren
Gray-breasted Wood-Wren
Dippers
American Dipper
Catbirds, Mockingbirds, and Thrashers
Tropical Mockingbird
Thrushes
Black-faced Solitaire
Black-billed Nightingale-Thrush
Orange-billed Nightingale-Thrush
Slaty-backed Nightingale-Thrush
Ruddy-capped Nightingale-Thrush
Swainson's Thrush
Mountain Thrush
Clay-colored Thrush
Sooty Thrush
Silky-flycatchers
Black-and-yellow Silky-flycatcher
Long-tailed Silky-flycatcher
Old World Sparrows
House Sparrow
Wagtails and Pipits
American Pipit
Finches, Euphonias, and Allies
Elegant Euphonia
Golden-browed Chlorophonia
Lesser Goldfinch
Yellow-bellied Siskin
New World Sparrows
Sooty-capped Chlorospingus
Common Chlorospingus
Costa Rican Brushfinch
Chestnut-capped Brushfinch
Volcano Junco
Rufous-collared Sparrow
Large-footed Finch
White-naped Brushfinch
Yellow-thighed Brushfinch
Wrenthrush
Wrenthrush
Blackbirds
Yellow-billed Cacique
Baltimore Oriole
Melodious Blackbird
Great-tailed Grackle
Wood-Warblers
Golden-winged Warbler
Black-and-white Warbler
Flame-throated Warbler
Tennessee Warbler
Blackburnian Warbler
Yellow Warbler
Townsend's Warbler
Black-throated Green Warbler
Black-cheeked Warbler
Golden-crowned Warbler
Costa Rican Warbler
Wilson's Warbler
Slate-throated Redstart
Collared Redstart
Cardinals, Grosbeaks, and Allies
Summer Tanager
Flame-colored Tanager
Black-thighed Grosbeak
Rose-breasted Grosbeak
Tanagers and Allies
Blue-gray Tanager
Spangle-cheeked Tanager
Silver-throated Tanager
Slaty Flowerpiercer
Slaty Finch
Peg-billed Finch
Yellow-faced Grassquit
saltator sp.
Others
passerine sp.