Greater Ani
Striped Cuckoo
Ash-colored Cuckoo
Dark-billed Cuckoo
Nightjars
Nacunda Nighthawk
Common Nighthawk
Band-winged Nightjar
Little Nightjar
Scissor-tailed Nightjar
Swifts
swift sp.
Hummingbirds
Blue-tufted Starthroat
Glittering-bellied Emerald
White-throated Hummingbird
Gilded Hummingbird
hummingbird sp.
Rails, Gallinules, and Allies
Spotted Rail
Plumbeous Rail
Giant Wood-Rail
Gray-cowled Wood-Rail
Spot-flanked Gallinule
Dot-winged Crake
Common Gallinule
Red-fronted Coot
Red-gartered Coot
White-winged Coot
coot sp.
Purple Gallinule
Rufous-sided Crake
Red-and-white Crake
Limpkin
Limpkin
Shorebirds
Snowy Sheathbill
Black-necked Stilt
American Oystercatcher
Blackish Oystercatcher
Black-bellied Plover
American Golden-Plover
Black-bellied Plover/golden-plover sp.
Tawny-throated Dotterel
Rufous-chested Dotterel
Semipalmated Plover
Southern Lapwing
Collared Plover
Two-banded Plover
Least Seedsnipe
South American Painted-Snipe
Wattled Jacana
Upland Sandpiper
Whimbrel
Hudsonian Godwit
Pantanal Snipe
Wilson's Phalarope
Spotted Sandpiper
Solitary Sandpiper
Lesser Yellowlegs
Greater Yellowlegs
Lesser/Greater Yellowlegs
Tringa sp.
Ruddy Turnstone
Red Knot
Stilt Sandpiper
Buff-breasted Sandpiper
Sanderling
Baird's Sandpiper
White-rumped Sandpiper
Pectoral Sandpiper
Semipalmated Sandpiper
Calidris sp.
shorebird sp.
Skuas and Jaegers
Long-tailed Jaeger
Parasitic Jaeger
Pomarine Jaeger
Chilean Skua
Brown Skua
jaeger sp.
skua sp.
jaeger/skua sp.
Gulls, Terns, and Skimmers
Brown-hooded Gull
Gray-hooded Gull
Brown-hooded/Gray-hooded Gull
Franklin's Gull
Olrog's Gull
Kelp Gull
Larus sp.
gull sp.
Black Skimmer
Yellow-billed Tern
Large-billed Tern
Gull-billed Tern
Snowy-crowned Tern
South American Tern
Common Tern
Sterna sp.
Sandwich Tern
Royal Tern
tern sp.
Penguins
Magellanic Penguin
Albatrosses
Northern Royal Albatross
Southern Royal Albatross
Northern/Southern Royal Albatross
Snowy/Tristan Albatross
Snowy/Tristan/Antipodean Albatross
Atlantic Yellow-nosed Albatross
White-capped Albatross
Black-browed Albatross
small albatross sp.
albatross sp.
Storm-Petrels
Wilson's Storm-Petrel
storm-petrel sp.
Petrels, Shearwaters, and Diving-Petrels
Southern Giant-Petrel
Northern Giant-Petrel
Southern/Northern Giant-Petrel
Southern Fulmar
Cape Petrel
Soft-plumaged Petrel
White-headed Petrel
Atlantic Petrel
Gray Petrel
White-chinned Petrel
Spectacled Petrel
Procellaria sp.
Cory's Shearwater
Cape Verde Shearwater
Cory's/Cape Verde Shearwater
Great Shearwater
Sooty Shearwater
Manx Shearwater
black-and-white shearwater sp.
shearwater sp.
Storks
Maguari Stork
Wood Stork
Frigatebirds, Boobies, and Gannets
Magnificent Frigatebird
Cormorants and Anhingas
Anhinga
Neotropic Cormorant
Imperial Cormorant
Herons, Ibis, and Allies
Rufescent Tiger-Heron
Stripe-backed Bittern
Black-crowned Night Heron
Whistling Heron
Snowy Egret
Striated Heron
Western Cattle Egret
Western/Eastern Cattle Egret
Great Egret
Cocoi Heron
White-faced Ibis
Bare-faced Ibis
Plumbeous Ibis
Black-faced Ibis
Roseate Spoonbill
Vultures, Hawks, and Allies
Black Vulture
Turkey Vulture
Lesser Yellow-headed Vulture
Osprey
White-tailed Kite
Black-collared Hawk
Snail Kite
Long-winged Harrier
Cinereous Harrier
harrier sp.
Sharp-shinned Hawk
Crane Hawk
Savanna Hawk
Great Black Hawk
Roadside Hawk
Harris's Hawk
White-tailed Hawk
Variable Hawk
Black-chested Buzzard-Eagle
Swainson's Hawk
Owls
Barn Owl
Tropical Screech-Owl
Great Horned Owl
Ferruginous Pygmy-Owl
Ferruginous/Austral Pygmy-Owl
Burrowing Owl
Striped Owl
Short-eared Owl
Asio sp.
Kingfishers
Ringed Kingfisher
Amazon Kingfisher
Green Kingfisher
Woodpeckers
White-barred Piculet
White Woodpecker
Checkered Woodpecker
Green-barred Woodpecker
Campo Flicker
Falcons and Caracaras
Spot-winged Falconet
Crested Caracara
Chimango Caracara
American Kestrel
Aplomado Falcon
Peregrine Falcon
large falcon sp.
Parrots, Parakeets, and Allies
Monk Parakeet
Yellow-chevroned Parakeet
Scaly-headed Parrot
Turquoise-fronted Parrot
Maroon-bellied Parakeet
Green-cheeked Parakeet
Burrowing Parakeet
Nanday Parakeet
Blue-and-yellow Macaw
Blue-crowned Parakeet
Mitred Parakeet
White-eyed Parakeet
parakeet sp.
Antbirds
Rufous-capped Antshrike
Variable Antshrike
Tapaculos
Crested Gallito
Leaftossers and Miners
Common Miner
Woodcreepers
Scimitar-billed Woodcreeper
Narrow-billed Woodcreeper
Ovenbirds
Chaco Earthcreeper
Rufous Hornero
Wren-like Rushbird
Curve-billed Reedhaunter
Scale-throated Earthcreeper
Buff-winged Cinclodes
Buff-browed Foliage-gleaner
Tufted Tit-Spinetail
Plain-mantled Tit-Spinetail
Little Thornbird
Freckle-breasted Thornbird
Greater Thornbird
thornbird sp.
Firewood-gatherer
Lark-like Brushrunner
Short-billed Canastero
Hudson's Canastero
Cordilleran Canastero
Sharp-billed Canastero
Straight-billed Reedhaunter
Sulphur-bearded Reedhaunter
Stripe-crowned Spinetail
Bay-capped Wren-Spinetail
Brown Cacholote
Yellow-chinned Spinetail
Chotoy Spinetail
Spix's Spinetail
Pale-breasted Spinetail
Sooty-fronted Spinetail
Cotingas
White-tipped Plantcutter
Becards, Tityras, and Allies
Green-backed Becard
White-winged Becard
Tyrant Flycatchers: Elaenias, Tyrannulets, and Allies
Many-colored Rush Tyrant
Mottle-cheeked Tyrannulet
Pearly-vented Tody-Tyrant
Southern Beardless-Tyrannulet
Suiriri Flycatcher
Yellow-billed Tit-Tyrant
Tufted Tit-Tyrant
Bearded Tachuri
Subtropical Doradito
Warbling Doradito
Ticking Doradito
Warbling/Ticking Doradito
Small-billed Elaenia
Large Elaenia
White-crested Elaenia
Small-billed/White-crested Elaenia
elaenia sp. (genus Elaenia)
Sooty Tyrannulet
White-crested Tyrannulet
Straneck's Tyrannulet
White-crested/Straneck's Tyrannulet
Serpophaga sp.
Greater Wagtail-Tyrant
Tyrant Flycatchers: Pewees, Kingbirds, and Allies
Bran-colored Flycatcher
Euler's Flycatcher
Southern Scrub-Flycatcher
Vermilion Flycatcher
Austral Negrito
Blue-billed Black-Tyrant
Hudson's Black-Tyrant
White-winged/Hudson's Black-Tyrant
Spectacled Tyrant
Yellow-browed Tyrant
Dark-faced Ground-Tyrant
White Monjita
Gray Monjita
Black-crowned Monjita
Rusty-backed Monjita
Chocolate-vented Tyrant
Black-billed Shrike-Tyrant
Gray-bellied Shrike-Tyrant
Lesser Shrike-Tyrant
Swainson's Flycatcher
Cattle Tyrant
Great Kiskadee
Streaked Flycatcher
Crowned Slaty Flycatcher
Tropical Kingbird
Fork-tailed Flycatcher
Vireos
Rufous-browed Peppershrike
Chivi Vireo
Jays, Magpies, Crows, and Ravens
Plush-crested Jay
Martins and Swallows
Bank Swallow
White-rumped Swallow
Chilean Swallow
White-rumped/Chilean Swallow
Tachycineta sp.
Gray-breasted Martin
Southern Martin
Brown-chested Martin
new world martin sp. (Progne sp.)
Southern Rough-winged Swallow
Blue-and-white Swallow
Tawny-headed Swallow
Barn Swallow
Cliff Swallow
swallow sp.
Gnatcatchers
Masked Gnatcatcher
Wrens
House Wren
Grass Wren
Starlings and Mynas
European Starling
Crested Myna
Catbirds, Mockingbirds, and Thrashers
Patagonian Mockingbird
Chalk-browed Mockingbird
White-banded Mockingbird
mimid sp.
Thrushes
Rufous-bellied Thrush
Austral Thrush
Creamy-bellied Thrush
Turdus sp.
Old World Sparrows
House Sparrow
Wagtails and Pipits
Yellowish Pipit
Short-billed Pipit
Pampas Pipit
Correndera Pipit
Hellmayr's Pipit
pipit sp.
Finches, Euphonias, and Allies
European Greenfinch
European Goldfinch
new world goldfinch sp.
Hooded Siskin
Black-chinned Siskin
Spinus sp.
New World Sparrows
Grassland Sparrow
Rufous-collared Sparrow
Blackbirds
White-browed Meadowlark
Pampas Meadowlark
Long-tailed Meadowlark
Leistes sp.
Solitary Black Cacique
Variable Oriole
Screaming Cowbird
Shiny Cowbird
Screaming/Shiny Cowbird
Scarlet-headed Blackbird
Grayish Baywing
Unicolored Blackbird
Yellow-winged Blackbird
Chestnut-capped Blackbird
Brown-and-yellow Marshbird
blackbird sp.
Wood-Warblers
Southern Yellowthroat
Tropical Parula
Golden-crowned Warbler
White-browed Warbler
Cardinals, Grosbeaks, and Allies
Hepatic Tanager
Glaucous-blue Grosbeak
Ultramarine Grosbeak
Tanagers and Allies
Red-crested Cardinal
Yellow-billed Cardinal
Gray-throated Warbling Finch
Ringed Warbling Finch
Black-capped Warbling Finch
White-lined Tanager
Diademed Tanager
Fawn-breasted Tanager
Blue-and-yellow Tanager
Sayaca Tanager
Diuca Finch
Mourning Sierra Finch
Carbonated Sierra Finch
Long-tailed Reed Finch
Cinnamon Warbling Finch
Black-and-rufous Warbling Finch
Greater Yellow-Finch
Saffron Finch
Grassland Yellow-Finch
Great Pampa-Finch
Blue-black Grassquit
Double-collared Seedeater
Rusty-collared Seedeater
Band-tailed Seedeater
Red-crested Finch
Yellow Cardinal
Many-colored Chaco Finch
Bluish-gray Saltator
Green-winged Saltator
Golden-billed Saltator
saltator sp.
Thraupidae sp.
Others
passerine sp.
bird sp.