CURRASSOWS AND GUANS

Dusky-legged Guan (Penelope obscura)

SCREAMERS

Southern Screamer (Chauna torquata)

DUCKS, GEESE, AND SWANS

Coscoroba Swan (Coscoroba coscoroba)
White-faced Whistling-Duck (Dendrocygna viduata)
Upland Goose (Chloephaga picta)
Kelp Goose (Chloephaga hybrida)
Ashy-headed Goose (Chloephaga poliocephala)
Ringed Teal (Callonetta leucophrys)
Flying Steamer-Duck (Tachyeres patachonicus)
Flightless Steamer-Duck (Tachyeres pteneres)
Yellow-billed Teal (Anas flavirostris)
Crested Duck (Lophonetta specularioides)
Rosy-billed Pochard (Netta peposaca)

PENGUINS

Magellanic Penguin (Phalacrocorax magellanicus)

PETRELS AND SHEARWATERS

Southern Giant-Petrel (Macronectes giganteus)

GREBES

White-tufted Grebe (Rollandia rolland)
Great Grebe (Podiceps major)

STORKS

Maguari Stork (Ciconia maguari)

IBISES AND SPOONBILLS

Bare-faced Ibis (Phimosus infuscatus)
Black-faced Ibis (Theristicus melanopis)
Roseate Spoonbill (Platalea ajaja)

HERONS

Rufescent Tiger-Heron (Tigrisoma lineatum)
Striated Heron (Butorides striata)
Whistling Heron (Syrigma sibilatrix)
Great Egret (Ardea alba)

CORMORANTS

Neotropic Cormorant (Phalacrocorax brasilianus)
Magellan Cormorant (Phalacrocorax magellanicus)
Imperial Cormorant (Phalacrocorax atriceps)

NEW WORLD VULTURES

Andean Condor (Vultur gryphus)

HAWKES, KITES, AND EAGLES

Snail Kite (Rostrhamus sociabilis)
Savanna Hawk (Buteogallus meridionalis)
Black-chested Buzzard-Eagle (Geranoaetus melanoleucus)
Southern Caracara (Caracara plancus)
White-throated Caracara (Phalcoboenus albogularis)
Chimango Caracara (Milvago chimango)

RAILS AND COOTS

Giant Wood-Rail (Aramides ypecaha)
Gray-necked Wood-Rail (Aramides cajanea)
Red-gartered Coot (Fulica armillata)
White-winged Coot (Fulica leucoptera)

LIMPKIN

Limpkin (Aramus guarauna)

SHEATHBILLS

Snowy Sheathbill (Chionis albus)

PLOVERS

Southern Lapwing (Vanellus chilensis)

SANDPIPERS AND SNIPES

South American Snipe (Gallinago paraguaiae)

JACANAS

Wattled Jacana (Jacana jacana)

GULLS, TERNS AND SKIMMERS

Antarctic Tern (Sterna vittata)
Dolphin Gull (Leucophaeus scoresbii)
Kelp Gull (Larus dominicanus)

JAEGERS AND SKUAS

Brown Skua (Stercorarius antarcticus)

PIGEONS AND DOVES

Picui Ground-Dove (Columbina picui)
Picazuro Pigeon (Patagioenas picazuro)
Spot-winged Pigeon (Patagioenas maculosa)
Eared Dove (Zenaida auriculata)
White-tipped Dove (Leptotila verreauxi)

PARROTS AND COCKATOOS

Nanday Parakeet (Nandayus nenday)
Austral Parakeet (Enicognathus ferrugineus)
Monk Parakeet (Myiopsitta monachus)
Blue-fronted Parrot (Amazona aestiva)

CUCKOOS

Dark-billed Cuckoo (Coccyzus melacoryphus)
Guira Cuckoo (Guira guira)

OWLS

Burrowing Owl (Athene cunicularia)

HUMMINGBIRDS

Glittering-bellied Emerald (Chlorostilbon aureoventris)
White-throated Hummingbird (Leucochloris albicollis)
Gilded Hummingbird (Hylocharis chrysura)

KINGFISHERS

Green Kingfisher (Chloroceryle americana)

WOODPECKERS

Green-barred Woodpecker (Colaptes melanochloros)
Campo Flicker (Colaptes campestris)
Magellanic Woodpecker (Campephilus magellanicus)

OVENBIRDS

Dark-bellied Cinclodes (Cinclodes patagonicus)
Rufous Hornero (Furnarius rufus)
Wren-like Rushbird (Phleocryptes melanops)

WOODCREEPERS

Thorn-tailed Rayadito (Aphrastura spinicauda)
Narrow-billed Woodcreeper (Lepidocolaptes angustirostris)

TYRANT-FLYCATCHERS

White-crested Elaenia (Elaenia albiceps)
Austral Negrito (Lessonia rufa)
Spectacled Tyrant (Hymenops perspicillatus)
Dark-faced Ground-Tyrant (Muscisaxicola maclovianus)
Fire-eyed Duicon (Xolmis pyrope)
Black-and-white Monjita (Xolmis dominicanus)
Cattle Tyrant (Machetornis rixosa)
Great Kiskadee (Pitangus sulphuratus)
Streaked Flycatcher (Myiodynastes maculatus)
Fork-tailed Flycatcher (Tyrannus savana)
Swainson's Flycatcher (Myiarchus swainsoni)

SWALLOWS AND MARTINS

Brown-chested Martin (Progne tapera)
Gray-breasted Martin (Progne chalybea)
White-rumped Swallow (Tachycineta leucorrhoa)

WRENS

Sedge Wren (Cistothorus platensis)

GNATCATCHERS

Masked Gnatcatcher (Polioptila dumicola)

MOCKINGBIRDS AND THRASHERS

Chalk-browed Mockingbird (Mimus saturninus)

THRUSHES

Austral Thrush (Turdus falcklandii)
Rufous-bellied Thrush (Turdus rufiventris)
Creamy-bellied Thrush (Turdus amaurochalinus)

FINCHES

Black-and-rufous Warbling-Finch (Poospiza nigrorufa)
Gray-throated Warbling-Finch (Poospiza cabanisi)
Grassland Yellow-Finch (Sicalis luteola)
Saffron Finch (Sicalis flaveola)
Great Pampa-Finch (Embernagra platensis)
Golden-billed Saltator (Saltator aurantiirostris)
Rusty-collared Seedeater (Sporophila collaris)
Double-colllared Seedeater (Sporophila caerulescens)
Black-chinned Siskin (Carduelis barbata)

WOOD-WARBLERS

Tropical Parula (Parula pitiayumi)
Masked Yellowthroat (Geothlypis aequinoctialis)
Golden-crowned Warbler (Basileuterus culicivorus)

NEW WORLD BLACKBIRDS

Scarlet-headed Blackbird (Amblyramphus holosericeus)
Chestnut-capped Blackbird (Chrysomus ruficapillus)
Brown-and-yellow Marshbird (Pseudoleistes virescens)
Bay-winged Cowbird (Agelaioides badius)
Shiny Cowbird (Molothrus bonariensis)

BUNTINGS AND AMERICAN SPARROWS

Red-crested Cardinal (Paroaria coronata)
Yellow-billed Cardinal (Paroaria capitata)
Rufous-collared Sparrow (Zonotrichia capensis)

TANAGERS

Sayaca Tanager (Thraupis sayaca)
Hepatic Tanager (Piranga flava)