Caribbean Slopes

Great Tinamu Slaty-Tailed Trogon
Rufescent Tiger-Heron Collabred Aracari
Tiny Hawk Keel-Billed Toucan
Gray-Headed Chachalaca Chestnut-Mandibled Toucan
Tawny-Faced Quail Bare-Necked Umbrellabird
Last Pygmy-Owl Montezuma
Great Potoo Oropendula
White-Tipped Sicklebill Chestnut-Headed Oropendula
Coppery-Headed Emerald
------------------------------------------------------------------------

Osa Peninsula

Solitary Eagle Black-Belled Wren
Creasted Eagle Scarlet Macaw
Great Curasoow Black-Cheecked Ant tanager
Sclae-Crested Pygmy Tyrant
------------------------------------------------------------------------

North Caribbean Lowlands

Slaty-Breasted Tinamu Striped-Breated Wren
Acadian Flycatcher Tawny-Faced Gnatwren
Royal Elycatcher Golden-Crowned Spaebill
Yellow-Bellied Elaenia
------------------------------------------------------------------------

South Caribbean Lowlands

Striped cuckoo Southern Rough-Winged Swallow
Red-Rumped Woodpecker Mangrove Swallow
Ruddy-Tailed Flycatcher Tropical Gnatcatcher
Brown-Capped Tyrannulet Giant Cowbird
Sulphur-Rumped Flycatcher
------------------------------------------------------------------------

North Pacific Slopes

Tropical Screech-Owl Red-Crowned Ant-Tanager
Pacific Screech-Owl Turquoise-Browed Motmot
Hoffman's Woodpecker
------------------------------------------------------------------------

South Pacific Slopes

Striped Owl Rufous-Tailed Jacamar
White-Necked Jacobin Fiery-Billed Arcari
Blue-Throated Goldentail Golden-Naped Woodpecker
Baird's Trogo Tawny-Winged Woodpecker
Snowy-Billed Starthroat Hummingbird Turquoise Cotinga
Long-Billed Starthroat Masked Yellowthroat
------------------------------------------------------------------------

Cocos Island

Dark-Rumped Petral Cocos Cuckoo
Wedge-Rumped Storm Petral Cocos Flycatcher
Red Phalarope Mangrove Warbler
Black Noddy
------------------------------------------------------------------------

Pacific Coast

Brown Pelican Semipalmated Plover
Blue-Footed Booby Surfbird
Brown Booby Parasitic Jaeger
Magnificiente Frigatebird Sabines Gull
Reddish Egret Mangrove Humminbird
------------------------------------------------------------------------

North and Central Pacific Lowlands

Jaribu (Tempisque) Northern Jacana
Glossy Ibis Black-Necked Stilt
Fulvous Whistling-Duck Orange-Fronted Parakeet
Masked Duck Yellow-Naped Parrot
Snail Kite Elegant Trogon
Crested Caracara Mangrove Vireo
Spotted-Bellied Bobwhite Limpkin Yellow Breasted Crake
------------------------------------------------------------------------

Talamanca Mountains

Green Hermit Plain Antivireo
Striped-Tailed Hummingbird Dark Pewee
Gray-Tailed Mountain-Gem Silvery-Throated Jay
Resplendent Quetzal Timberline Wren
Red-Headed Barbet Sooty Robin
Smoky-Brown Woodpecker Black-Billed Nothingale Thrush
Spectacled Folliage-Gleaner Long-Tailed Silky Flycatcher
Streaked Xenops Volcano Junco
------------------------------------------------------------------------

Tilaran Mountains

Green Violet-Ear Buffy Tuftedcheek
Resplendent Quetzal Rufous-Rumped Antwren
Prong-Billed Barbet Black-Crowned Antipitta
Emerald Toucanet Three-Watted Bellbird
Hairy Woodpecker Collared Redstart
Brown Billed Scythebill
------------------------------------------------------------------------

Central Mountains

Violet Sabrewing Sulphur-Bellied Flycatcher
White-Crested Coquette Tropical Pewee
Volcano Hummingbird Ochraceoua Pewee
Olivaceous Woodpecker Black-Capped Flycatcher
White-Crowned Manakin Flame-Colored Tanager
Slaty Antwren
------------------------------------------------------------------------

Guanacaste Mountains

Fork-Tailed Emerald Silvery-Fronted Tapaculo
Tody Motmot Sharpbill
Ruddy Tree Runner White-Collared Manakin
Wedge-billed Woodpecker Zeledonia
Faciated Antshrike Spotted Antbird
Notes: