| Ord | NRO | FAMILIA | CIENTIFICO | CASTELLANO | INGLES |
| 1 | 2901 | Pandionidae | Pandion haliaetus | Águila pescadora | Osprey |
| 2 | 3011 | Accipitridae | Geranoaetus albicaudatus | Aguilucho alas largas | White-tailed Hawk |
| 3 | 3010 | Accipitridae | Buteo swainsoni | Aguilucho langostero | Swainson's Hawk |
| 4 | 4801 | Strigidae | Megascops choliba | Alilicucu común | Tropical Screech-Owl |
| 5 | 6802 | Tityridae | Pachyramphus polychopterus | Anambé común | White-winged Becard |
| 6 | 2401 | Anhingidae | Anhinga anhinga | Aninga | Anhinga |
| 7 | 8502 | Parulidae | Geothlypis aequinoctialis | Arañero cara negra | Masked Yellowthroat |
| 8 | 8503 | Parulidae | Basileuterus culicivorus | Arañero coronado chico | Golden-crowned Warbler |
| 9 | 4311 | Laridae | Phaetusa simplex | Atí | Large-billed Tern |
| 10 | 2704 | Threskiornitidae | Theristicus caerulescens | Bandurria mora | Plumbeous Ibis |
| 11 | 3814 | Scolopacidae | Bartramia longicauda | Batitú | Upland Sandpiper |
| 12 | 3801 | Scolopacidae | Gallinago paraguaiae | Becasina común | South American Snipe |
| 13 | 6429 | Tyrannidae | Pitangus sulphuratus | Benteveo común | Great Kiskadee |
| 14 | 6430 | Tyrannidae | Myiodynastes maculatus | Benteveo rayado | Streaked Flycatcher |
| 15 | 2301 | Phalacrocoracidae | Phalacrocorax brasilianus | Biguá | Neotropic Cormorant |
| 16 | 8604 | Icteridae | Icterus pyrrhopterus | Boyerito | Variable Oriole |
| 17 | 8601 | Icteridae | Cacicus solitarius | Boyero negro | Solitary Black Cacique |
| 18 | 7924 | Thraupidae | Coryphospingus cucullatus | Brasita de fuego | Red-crested Finch |
| 19 | 6436 | Tyrannidae | Myiarchus swainsoni | Burlisto pico canela | Swainson's Flycatcher |
| 20 | 3203 | Rallidae | Laterallus melanophaius | Burrito canela | Rufous-sided Crake |
| 21 | 3204 | Rallidae | Laterallus leucopyrrhus | Burrito colorado | Red-and-white Crake |
| 22 | 8701 | Fringillidae | Spinus magellanicus | Cabecitanegra común | Hooded Siskin |
| 23 | 4802 | Strigidae | Glaucidium brasilianum | Caburé chico | Ferruginous Pygmy-Owl |
| 24 | 7910 | Thraupidae | Donacospiza albifrons | Cachilo canela | Long-tailed Reed Finch |
| 25 | 5802 | Psittacidae | Psittacara leucophtalmus | Calancate ala roja | White-eyed Parakeet |
| 26 | 7601 | Mimidae | Mimus saturninus | Calandria grande | Chalk-browed Mockingbird |
| 27 | 7602 | Mimidae | Mimus triurus | Calandria real | White-banded Mockingbird |
| 28 | 3004 | Accipitridae | Rostrhamus sociabilis | Caracolero | Snail Kite |
| 29 | 5701 | Falconidae | Caracara plancus | Carancho | Southern Caracara |
| 30 | 3101 | Aramidae | Aramus guarauna | Caraú | Limpkin |
| 31 | 7901 | Thraupidae | Paroaria coronata | Cardenal copete rojo | Red-crested Cardinal |
| 32 | 7902 | Thraupidae | Paroaria capitata | Cardenilla | Yellow-billed Cardinal |
| 33 | 5501 | Picidae | Picumnus cirratus | Carpinterito barrado 8cm | White-barred Piculet |
| 34 | 5502 | Picidae | Veniliornis mixtus | Carpintero bataraz chico | Checkered Woodpecker |
| 35 | 5505 | Picidae | Melanerpes candidus | Carpintero blanco | White Woodpecker |
| 36 | 5503 | Picidae | Colaptes melanochloros | Carpintero real | Green-barred Woodpecker |
| 37 | 5805 | Psittacidae | Brotogeris chiriri | Catita chirirí | Yellow-chevroned Parakeet |
| 38 | 7907 | Thraupidae | Thraupis sayaca | Celestino | Sayaca Tanager |
| 39 | 1201 | Anhimidae | Chauna torquata | Chajá | Southern Screamer |
| 40 | 2608 | Ardeidae | Syrigma sibilatrix | Chiflón | Whistling Heron |
| 41 | 5702 | Falconidae | Milvago chimango | Chimango | Chimango Caracara |
| 42 | 6301 | Furnaridae | Lepidocolaptes angustirostris | Chinchero chico | Narrow-billed Woodcreeper |
| 43 | 8101 | Emberizidae | Zonotrichia capensis | Chingolo | Rufous-collared Sparrow |
| 44 | 3202 | Rallidae | Aramides cajaneus | Chiricote | Gray-necked Wood-Rail |
| 45 | 6902 | Vireonidae | Vireo olivaceus | Chiví común | Red-eyed Vireo |
| 46 | 6417 | Tyrannidae | Pyrocephalus rubinus | Churrinche | Vermilion Flycatcher |
| 47 | 2101 | Ciconiiade | Ciconia maguari | Cigüeña | Maguari Stork |
| 48 | 1303 | Anatidae | Cygnus melancoryphus | Cisne cuello negro | Black-necked Swan |
| 49 | 6305 | Furnaridae | Leptasthenura platensis | Coludito copetón | Tufted Tit-Spinetail |
| 50 | 7921 | Thraupidae | Sporophila caerulescens | Corbatita común | Double-collared Seedeater |
| 51 | 6601 | Cotingidae | Phytotoma rutila | Cortarramas | White-tipped Plantcutter |
| 52 | 1304 | Anatidae | Coscoroba coscoroba | Coscoroba | Coscoroba Swan |
| 53 | 5806 | Psittacidae | Myiopsitta monachus | Cotorra | Monk Parakeet |
| 54 | 4602 | Cuculidae | Coccyzus melacoryphus | Cuclillo canela | Dark-billed Cuckoo |
| 55 | 4609 | Cuculidae | Coccyzus euleri | Cuclillo ceniciento | Pearly-breasted Cuckoo |
| 56 | 4601 | Cuculidae | Coccycua cinerea | Cuclillo gris | Ash-colored Cuckoo |
| 57 | 2701 | Threskiornitidae | Phimosus infuscatus | Cuervillo cara pelada | Bare-faced Ibis |
| 58 | 2702 | Threskiornitidae | Plegadis chihi | Cuervillo de cañada | White-faced Ibis |
| 59 | 6311 | Furnaridae | Certhiaxis cinnamomeus | Curutié colorado | Yellow-chinned Spinetail |
| 60 | 6308 | Furnaridae | Limnoctites sulphuriferus | Curutié ocráceo | Sulphur-throated Spinetail |
| 61 | 6411 | Tyrannidae | Pseudocolopteryx flaviventris | Doradito pampeano | Warbling Doradito |
| 62 | 2703 | Threskiornitidae | Platalea ajaja | Espátula rosada | Roseate Spoonbill |
| 63 | 7701 | Sturnidae | Sturnus vulgaris | Estornino pinto | European Starling |
| 64 | 6403 | Tyrannidae | Elaenia parvirostris | Fiofío pico corto | Small-billed Elaenia |
| 65 | 6402 | Tyrannidae | Elaenia albiceps | Fiofío silbón | White-crested Elaenia |
| 66 | 7904 | Thraupidae | Stephanophorus diadematus | Frutero azul | Diademed Tanager |
| 67 | 7903 | Thraupidae | Tachyphonus rufus | Frutero negro | White-lined Tanager |
| 68 | 8301 | Cardinalidae | Piranga flava | Fueguero común | Hepatic Tanager |
| 69 | 3212 | Rallidae | Fulica leucoptera | Gallareta chica | White-winged Coot |
| 70 | 3211 | Rallidae | Fulica rufifrons | Gallareta escudete rojo | Red-fronted Coot |
| 71 | 3210 | Rallidae | Fulica armillata | Gallareta ligas rojas | Red-gartered Coot |
| 72 | 3206 | Rallidae | Pardirallus sanguinolentus | Gallineta pico pintado | Plumbeous Rail |
| 73 | 9913 | Phasianidae | Gallus gallus | Gallo gallina | Chicken |
| 74 | 2604 | Ardeidae | Butorides striata | Garcita azulada | Striated Heron |
| 75 | 2609 | Ardeidae | Egretta thula | Garcita blanca | Snowy Egret |
| 76 | 2605 | Ardeidae | Bubulcus ibis | Garcita bueyera | Cattle Egret |
| 77 | 2607 | Ardeidae | Ardea alba | Garza blanca | Great Egret |
| 78 | 2603 | Ardeidae | Nycticorax nycticorax | Garza bruja | Black-crowned Night-Heron |
| 79 | 2606 | Ardeidae | Ardea cocoi | Garza mora | Cocoi Heron |
| 80 | 3009 | Accipitridae | Parabuteo unicinctus | Gavilán mixto | Harris's Hawk |
| 81 | 3006 | Accipitridae | Circus buffoni | Gavilán planeador | Long-winged Harrier |
| 82 | 4301 | Laridae | Chroicocephalus maculipennis | Gaviota capucho café | Brown-hooded Gull |
| 83 | 4302 | Laridae | Chroicocephalus cirrocephalus | Gaviota capucho gris | Gray-hooded Gull |
| 84 | 4304 | Laridae | Larus dominicanus | Gaviota cocinera | Kelp Gull |
| 85 | 7101 | Hirundinidae | Pygochelidon cyanoleuca | Golondrina barranquera | Blue-and-white Swallow |
| 86 | 7106 | Hirundinidae | Tachycineta leucorrhoa | Golondrina ceja blanca | White-rumped Swallow |
| 87 | 7104 | Hirundinidae | Progne chalybea | Golondrina doméstica | Gray-breasted Martin |
| 88 | 7105 | Hirundinidae | Progne elegans | Golondrina negra | Southern Martin |
| 89 | 7103 | Hirundinidae | Progne tapera | Golondrina parda | Brown-chested Martin |
| 90 | 7102 | Hirundinidae | Stelgidopteryx ruficollis | Golondrina ribereña | Southern Rough-winged Swallow |
| 91 | 7108 | Hirundinidae | Hirundo rustica | Golondrina tijerita | Barn Swallow |
| 92 | 7109 | Hirundinidae | Riparia riparia | Golondrina zapadora | Bank Swallow |
| 93 | 8801 | Passeridae | Passer domesticus | Gorrión | House Sparrow |
| 94 | 5705 | Falconidae | Falco peregrinus | Halcón peregrino | Peregrine Falcon |
| 95 | 5703 | Falconidae | Falco sparverius | Halconcito colorado | American Kestrel |
| 96 | 2601 | Ardeidae | Tigrisoma lineatum | Hocó colorado | Rufescent Tiger-Heron |
| 97 | 6302 | Furnaridae | Furnarius rufus | Hornero | Rufous Hornero |
| 98 | 1151 | Tinamidae | Nothura maculosa | Inambú común | Spotted Nothura |
| 99 | 3201 | Rallidae | Aramides ypecaha | Ipacaá | Giant Wood-Rail |
| 100 | 4001 | Jacanidae | Jacana jacana | Jacana | Wattled Jacana |
| 101 | 7916 | Thraupidae | Sicalis flaveola | Jilguero dorado | Saffron Finch |
| 102 | 6901 | Vireonidae | Cyclarhis gujanensis | Juan chiviro | Rufous-browed Peppershrike |
| 103 | 6303 | Furnaridae | Phleocryptes melanops | Junquero | Wren-like Rushbird |
| 104 | 5807 | Psittacidae | Amazona aestiva | Loro hablador | Turquoise-fronted Parrot |
| 105 | 1501 | Podicipedidae | Rollandia rolland | Macá cara blanca | White-tufted Grebe |
| 106 | 1503 | Podicipedidae | Podiceps major | Macá grande | Great Grebe |
| 107 | 1502 | Podicipedidae | Podilymbus podiceps | Macá pico grueso | Pied-billed Grebe |
| 108 | 5302 | Alcedinidae | Chloroceryle americana | Martín pescador chico | Green Kingfisher |
| 109 | 5301 | Alcedinidae | Megaceryle torquata | Martín pescador grande | Ringed Kingfisher |
| 110 | 5303 | Alcedinidae | Chloroceryle amazona | Martín pescador mediano | Amazon Kingfisher |
| 111 | 3001 | Accipitridae | Elanus leucurus | Milano blanco | White-tailed Kite |
| 112 | 7917 | Thraupidae | Sicalis luteola | Misto | Grassland Yellow-Finch |
| 113 | 7915 | Thraupidae | Poospiza melanoleuca | Monterita cabeza negra | Black-capped Warbling-Finch |
| 114 | 7913 | Thraupidae | Poospiza cabanisi | Monterita litoraleña | Grey-throated Warbling-Finch |
| 115 | 6413 | Tyrannidae | Phylloscartes ventralis | Mosqueta carasucia | Mottle-cheeked Tyrannulet |
| 116 | 6415 | Tyrannidae | Myiophobus fasciatus | Mosqueta estriada | Bran-colored Flycatcher |
| 117 | 6416 | Tyrannidae | Lathrotriccus euleri | Mosqueta parda | Euler's Flycatcher |
| 118 | 5803 | Psittacidae | Aratinga nenday | Ñanday | Nenday Parakeet |
| 119 | 7906 | Thraupidae | Pipraeidea bonariensis | Naranjero | Blue-and-yellow Tanager |
| 120 | 4503 | Columbidae | Columba livia | Paloma doméstica | Rock Pigeon |
| 121 | 4504 | Columbidae | Patagioenas picazuro | Paloma picazuró | Picazuro Pigeon |
| 122 | 1309 | Anatidae | Anas flavirostris | Pato barcino | Yellow-billed Teal |
| 123 | 1312 | Anatidae | Spatula versicolor | Pato capuchino | Silver Teal |
| 124 | 1305 | Anatidae | Cairina moschata | Pato criollo (Pato real) | Muscovy Duck |
| 125 | 1314 | Anatidae | Spatula platalea | Pato cuchara | Red Shoveler |
| 126 | 1307 | Anatidae | Amazonetta brasiliensis | Pato cutirí | Brazilian Teal |
| 127 | 1306 | Anatidae | Callonetta leucophrys | Pato de collar | Ringed Teal |
| 128 | 1318 | Anatidae | Nomonyx dominicus | Pato fierro | Masked Duck |
| 129 | 1310 | Anatidae | Anas georgica | Pato maicero | Yellow-billed Pintail |
| 130 | 1315 | Anatidae | Anas platyrhynchos | Pato marrueco (Ánade real) | Mallard Duck |
| 131 | 1351 | Anatidae | Netta peposaca | Pato picazo | Rosy-billed Pochard |
| 132 | 1401 | Cracidae | Penelope obscura | Pava de monte común | Dusky-legged Guan |
| 133 | 8613 | Icteridae | Leistes superciliaris | Pecho colorado | White-browed Blackbird |
| 134 | 8307 | Cardinalidae | Saltator aurantiirostris | Pepitero de collar | Golden-billed Saltator |
| 135 | 8305 | Cardinalidae | Saltator coerulescens | Pepitero gris | Grayish Saltator |
| 136 | 8306 | Cardinalidae | Saltator similis | Pepitero verdoso | Green-winged Saltator |
| 137 | 6428 | Tyrannidae | Machetornis rixosa | Picabuey | Cattle Tyrant |
| 138 | 5203 | Trochilidae | Hylocharis chrysura | Picaflor bronceado | Gilded Hummingbird |
| 139 | 5201 | Trochilidae | Chlorostilbon lucidus | Picaflor verde (común) | Glittering-bellied Emerald |
| 140 | 6420 | Tyrannidae | Hymenops perspicillatus | Pico de plata | Spectacled Tyrant |
| 141 | 6313 | Furnaridae | Synallaxis frontalis | Pijuí frente gris | Sooty-fronted Spinetail |
| 142 | 6312 | Furnaridae | Synallaxis spixi | Pijuí plomizo | Spix's Spinetail |
| 143 | 6407 | Tyrannidae | Serpophaga nigricans | Piojito gris | Sooty Tyrannulet |
| 144 | 6404 | Tyrannidae | Camptostoma obsoletum | Piojito silbón | Southern Beardless-Tyrannulet |
| 145 | 6408 | Tyrannidae | Serpophaga subcristata | Piojito tiquitiqui (común) | White-crested Tyrannulet |
| 146 | 6409 | Tyrannidae | Serpophaga griseicapilla | Piojito trinador | Straneck's Tyrannulet |
| 147 | 8501 | Parulidae | Setophaga pitiayumi | Pitiayumí | Setophaga pitiayumi |
| 148 | 3805 | Scolopacidae | Tringa flavipes | Pitotoy chico | Lesser Yellowlegs |
| 149 | 3207 | Rallidae | Gallinula galeata | Pollona negra | Common Gallinule |
| 150 | 3208 | Rallidae | Porphyriops melanops | Pollona pintada | Spot-flanked Gallinule |
| 151 | 7201 | Troglodytidae | Troglodytes aedon | Ratona común | House Wren |
| 152 | 8304 | Cardinalidae | Cyanocompsa brissonii | Reinamora grande | Ultramarine Grosbeak |
| 153 | 6304 | Furnaridae | Cinclodes fuscus | Remolinera parda | Buff-winged Cinclodes |
| 154 | 7905 | Thraupidae | Pipraeidea melanonota | Saíra de antifaz | Fawn-breasted Tanager |
| 155 | 7912 | Thraupidae | Poospiza nigrorufa | Sietevestidos | Black-and-rufous Warbling-Finch |
| 156 | 1301 | Anatidae | Dendrocygna bicolor | Sirirí colorado | Fulvous Whistling-Duck |
| 157 | 1302 | Anatidae | Dendrocygna viduata | Sirirí pampa | White-faced Whistling-Duck |
| 158 | 1319 | Anatidae | Dendrocygna autumnalis | Sirirí vientre negro | Black-bellied Whistling-Duck |
| 159 | 6418 | Tyrannidae | Lessonia rufa | Sobrepuesto | Austral Negrito |
| 160 | 6421 | Tyrannidae | Satrapa icterophrys | Suirirí amarillo | Yellow-browed Tyrant |
| 161 | 6434 | Tyrannidae | Tyrannus melancholicus | Suirirí real | Tropical Kingbird |
| 162 | 6410 | Tyrannidae | Polystictus pectoralis | Tachurí canela | Bearded Tachuri |
| 163 | 7301 | Polioptidae | Polioptila dumicola | Tacuarita azul | Masked Gnatcatcher |
| 164 | 3008 | Accipitridae | Rupornis magnirostris | Taguató común | Roadside Hawk |
| 165 | 3302 | Charadriidae | Vanellus chilensis | Tero común | Southern Lapwing |
| 166 | 3501 | Recurvirostridae | Himantopus mexicanus | Tero real | Black-necked Stilt |
| 167 | 6435 | Tyrannidae | Tyrannus savana | Tijereta | Fork-tailed Flycatcher |
| 168 | 4502 | Columbidae | Columbina picui | Torcacita común | Picui Ground Dove |
| 169 | 4506 | Columbidae | Zenaida auriculata | Torcaza común | Eared Dove |
| 170 | 8610 | Icteridae | Agelaioides badius | Tordo músico | Bay-winged Cowbird |
| 171 | 8611 | Icteridae | Molothrus rufoaxillaris | Tordo pico corto | Screaming Cowbird |
| 172 | 8612 | Icteridae | Molothrus bonariensis | Tordo renegrido | Shiny Cowbird |
| 173 | 6432 | Tyrannidae | Empidonomus varius | Tuquito rayado | Variegated Flycatcher |
| 174 | 2102 | Ciconiiade | Mycteria americana | Tuyuyú | Wood Stork |
| 175 | 8608 | Icteridae | Chrysomus ruficapillus | Varillero congo | Chestnut-capped Blackbird |
| 176 | 6427 | Tyrannidae | Fluvicola albiventer | Viudita blanca | Black-backed Water-Tyrant |
| 177 | 6419 | Tyrannidae | Knipolegus cyanirostris | Viudita pico celeste | Blue-billed Black-Tyrant |
| 178 | 7909 | Thraupidae | Phrygilus fruticeti | Yal negro | Mourning Sierra-Finch |
| 179 | 4507 | Columbidae | Leptotila verreauxi | Yerutí gris | White-tipped Dove |
| 180 | 7502 | Turdidae | Turdus amaurochalinus | Zorzal chalchalero | Creamy-bellied Thrush |
| 181 | 7501 | Turdidae | Turdus rufiventris | Zorzal colorado | Rufous-bellied Thrush |