| 1 | 1315 - Ánade real | Mallard Duck | Anas platyrhynchos |
| 2 | 8502 - Arañero cara negra | Masked Yellowthroat | Geothlypis aequinoctialis |
| 3 | 8503 - Arañero coronado chico | Golden-crowned Warbler | Basileuterus culicivorus |
| 4 | 6429 - Benteveo común | Great Kiskadee | Pitangus sulphuratus |
| 5 | 2301 - Biguá | Neotropic Cormorant | Phalacrocorax brasilianus |
| 6 | 8604 - Boyerito | Variable Oriole | Icterus pyrrhopterus |
| 7 | 8601 - Boyero negro | Solitary Black Cacique | Cacicus solitarius |
| 8 | 3203 - Burrito común | Rufous-sided Crake | Laterallus melanophaius |
| 9 | 8701 - Cabecitanegra común | Hooded Siskin | Spinus magellanicus |
| 10 | 7601 - Calandria grande | Chalk-browed Mockingbird | Mimus saturninus |
| 11 | 3004 - Caracolero | Snail Kite | Rostrhamus sociabilis |
| 12 | 5701 - Carancho | Southern Caracara | Caracara plancus |
| 13 | 3101 - Caraú | Limpkin | Aramus guarauna |
| 14 | 7901 - Cardenal común | Red-crested Cardinal | Paroaria coronata |
| 15 | 7902 - Cardenilla | Yellow-billed Cardinal | Paroaria capitata |
| 16 | 5502 - Carpintero bataraz chico | Checkered Woodpecker | Veniliornis mixtus |
| 17 | 5503 - Carpintero real | Green-barred Woodpecker | Colaptes melanochloros |
| 18 | 5805 - Catita chirirí | Yellow-chevroned Parakeet | Brotogeris chiriri |
| 19 | 7907 - Celestino | Sayaca Tanager | Thraupis sayaca |
| 20 | 1201 - Chajá | Southern Screamer | Chauna torquata |
| 21 | 2608 - Chiflón | Whistling Heron | Syrigma sibilatrix |
| 22 | 5702 - Chimango | Chimango Caracara | Milvago chimango |
| 23 | 6301 - Chinchero chico | Narrow-billed Woodcreeper | Lepidocolaptes angustirostris |
| 24 | 8101 - Chingolo | Rufous-collared Sparrow | Zonotrichia capensis |
| 25 | 3202 - Chiricote | Gray-necked Wood-Rail | Aramides cajaneus |
| 26 | 6417 - Churrinche | Vermilion Flycatcher | Pyrocephalus rubinus |
| 27 | 1303 - Cisne cuello negro | Black-necked Swan | Cygnus melancoryphus |
| 28 | 7921 - Corbatita común | Double-collared Seedeater | Sporophila caerulescens |
| 29 | 6601 - Cortarramas | White-tipped Plantcutter | Phytotoma rutila |
| 30 | 1304 - Coscoroba | Coscoroba Swan | Coscoroba coscoroba |
| 31 | 5806 - Cotorra | Monk Parakeet | Myiopsitta monachus |
| 32 | 2701 - Cuervillo cara pelada | Bare-faced Ibis | Phimosus infuscatus |
| 33 | 2702 - Cuervillo de cañada | White-faced Ibis | Plegadis chihi |
| 34 | 6308 - Curutié ocráceo | Sulphur-throated Spinetail | Limnoctites sulphuriferus |
| 35 | 6306 - Espinero pecho manchado | Freckle-breasted Thornbird | Phacellodomus striaticollis |
| 36 | 7701 - Estornino pinto | European Starling | Sturnus vulgaris |
| 37 | 7904 - Frutero azul | Diademed Tanager | Stephanophorus diadematus |
| 38 | 7903 - Frutero negro | White-lined Tanager | Tachyphonus rufus |
| 39 | 3211 - Gallareta escudete rojo | Red-fronted Coot | Fulica rufifrons |
| 40 | 3206 - Gallineta común | Plumbeous Rail | Pardirallus sanguinolentus |
| 41 | 2609 - Garcita blanca | Snowy Egret | Egretta thula |
| 42 | 2607 - Garza blanca | Great Egret | Ardea alba |
| 43 | 2606 - Garza mora | Cocoi Heron | Ardea cocoi |
| 44 | 3009 - Gavilán mixto | Harris's Hawk | Parabuteo unicinctus |
| 45 | 4301 - Gaviota capucho café | Brown-hooded Gull | Chroicocephalus maculipennis |
| 46 | 4302 - Gaviota capucho gris | Gray-hooded Gull | Chroicocephalus cirrocephalus |
| 47 | 4304 - Gaviota cocinera | Kelp Gull | Larus dominicanus |
| 48 | 7101 - Golondrina barranquera | Blue-and-white Swallow | Pygochelidon cyanoleuca |
| 49 | 7106 - Golondrina ceja blanca | White-rumped Swallow | Tachycineta leucorrhoa |
| 50 | 7104 - Golondrina doméstica | Gray-breasted Martin | Progne chalybea |
| 51 | 8801 - Gorrión | House Sparrow | Passer domesticus |
| 52 | 2601 - Hocó colorado | Rufescent Tiger-Heron | Tigrisoma lineatum |
| 53 | 6302 - Hornero | Rufous Hornero | Furnarius rufus |
| 54 | 3201 - Ipacaá | Giant Wood-Rail | Aramides ypecaha |
| 55 | 4001 - Jacana | Wattled Jacana | Jacana jacana |
| 56 | 7916 - Jilguero dorado | Saffron Finch | Sicalis flaveola |
| 57 | 6901 - Juan chiviro | Rufous-browed Peppershrike | Cyclarhis gujanensis |
| 58 | 6303 - Junquero | Wren-like Rushbird | Phleocryptes melanops |
| 59 | 1501 - Macá común | White-tufted Grebe | Rollandia rolland |
| 60 | 1503 - Macá grande | Great Grebe | Podiceps major |
| 61 | 1502 - Macá pico grueso | Pied-billed Grebe | Podilymbus podiceps |
| 62 | 7915 - Monterita cabeza negra | Black-capped Warbling-Finch | Poospiza melanoleuca |
| 63 | 5002 - Ñacundá | Nacunda nighthawk | Chordeiles nacunda |
| 64 | 5803 - Ñanday | Nenday Parakeet | Aratinga nenday |
| 65 | 7906 - Naranjero | Blue-and-yellow Tanager | Pipraeidea bonariensis |
| 66 | 4503 - Paloma doméstica | Rock Pigeon | Columba livia |
| 67 | 4504 - Paloma picazuró | Picazuro Pigeon | Patagioenas picazuro |
| 68 | 1309 - Pato barcino | Yellow-billed Teal | Anas flavirostris |
| 69 | 1361 - Pato cabeza negra | Black-headed Duck | Heteronetta atricapilla |
| 70 | 1312 - Pato capuchino | Silver Teal | Spatula versicolor |
| 71 | 1314 - Pato cuchara | Red Shoveler | Spatula platalea |
| 72 | 1307 - Pato cutirí | Brazilian Teal | Amazonetta brasiliensis |
| 73 | 1306 - Pato de collar | Ringed Teal | Callonetta leucophrys |
| 74 | 1310 - Pato maicero | Yellow-billed Pintail | Anas georgica |
| 75 | 1351 - Pato picazo | Rosy-billed Pochard | Netta peposaca |
| 76 | 1317 - Pato zambullidor chico | Lake Duck | Oxyura vittata |
| 77 | 8307 - Pepitero de collar | Golden-billed Saltator | Saltator aurantiirostris |
| 78 | 8305 - Pepitero gris | Grayish Saltator | Saltator coerulescens |
| 79 | 8306 - Pepitero verdoso | Green-winged Saltator | Saltator similis |
| 80 | 6428 - Picabuey | Cattle Tyrant | Machetornis rixosa |
| 81 | 5203 - Picaflor bronceado | Gilded Hummingbird | Hylocharis chrysura |
| 82 | 5201 - Picaflor común | Glittering-bellied Emerald | Chlorostilbon lucidus |
| 83 | 6420 - Pico de plata | Spectacled Tyrant | Hymenops perspicillatus |
| 84 | 6313 - Pijuí frente gris | Sooty-fronted Spinetail | Synallaxis frontalis |
| 85 | 6312 - Pijuí plomizo | Spix's Spinetail | Synallaxis spixi |
| 86 | 6408 - Piojito común | White-crested Tyrannulet | Serpophaga subcristata |
| 87 | 6409 - Piojito trinador | Straneck's Tyrannulet | Serpophaga griseicapilla |
| 88 | 4606 - Pirincho | Guira Cuckoo | Guira guira |
| 89 | 8501 - Pitiayumí | Setophaga pitiayumi | Setophaga pitiayumi |
| 90 | 3810 - Playerito pectoral | Pectoral Sandpiper | Calidris melanotos |
| 91 | 3207 - Pollona negra | Common Gallinule | Gallinula galeata |
| 92 | 3208 - Pollona pintada | Spot-flanked Gallinule | Porphyriops melanops |
| 93 | 7201 - Ratona común | House Wren | Troglodytes aedon |
| 94 | 8304 - Reinamora grande | Ultramarine Grosbeak | Cyanocompsa brissonii |
| 95 | 7912 - Sietevestidos | Black-and-rufous Warbling-Finch | Poospiza nigrorufa |
| 96 | 1301 - Sirirí colorado | Fulvous Whistling-Duck | Dendrocygna bicolor |
| 97 | 1302 - Sirirí pampa | White-faced Whistling-Duck | Dendrocygna viduata |
| 98 | 6421 - Suirirí amarillo | Yellow-browed Tyrant | Satrapa icterophrys |
| 99 | 7301 - Tacuarita azul | Masked Gnatcatcher | Polioptila dumicola |
| 100 | 3008 - Taguató común | Roadside Hawk | Rupornis magnirostris |
| 101 | 3302 - Tero común | Southern Lapwing | Vanellus chilensis |
| 102 | 3501 - Tero real | Black-necked Stilt | Himantopus mexicanus |
| 103 | 4502 - Torcacita común | Picui Ground Dove | Columbina picui |
| 104 | 4506 - Torcaza común | Eared Dove | Zenaida auriculata |
| 105 | 8615 - Tordo de matorral | Scrub Blackbird | Dives warszewiczi |
| 106 | 8610 - Tordo músico | Bay-winged Cowbird | Agelaioides badius |
| 107 | 8612 - Tordo renegrido | Shiny Cowbird | Molothrus bonariensis |
| 108 | 8607 - Varillero ala amarilla | Yellow-winged Blackbird | Agelasticus thilius |
| 109 | 8606 - Varillero negro | Unicolored Blackbird | Agelasticus cyanopus |
| 110 | 4507 - Yerutí común | White-tipped Dove | Leptotila verreauxi |
| 111 | 7502 - Zorzal chalchalero | Creamy-bellied Thrush | Turdus amaurochalinus |
| 112 | 7501 - Zorzal colorado | Rufous-bellied Thrush | Turdus rufiventris |
| 113 | 3212 - Gallareta chica | White-winged Coot | Fulica leucoptera |
| 114 | 8611 - Tordo pico corto | Screaming Cowbird | Molothrus rufoaxillaris |
| 115 | 6304 - Remolinera común | Buff-winged Cinclodes | Cinclodes fuscus |