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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | Belonging | Conservation status | Notes | ||
| 1 | Pelecaniformes | Ardeidae | Cocoi Heron | Garza Mora | Garça-moura | Ardea cocoi | Native |
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| 2 | Passeriformes | Thraupidae | Red Pileated Finch | Brasita de Fuego | Tico-tico-rei-vermelho | Coryphospingus cucullatus | Native |
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| 3 | Pampa Finch | Verdón | Sabiá-do-banhado | Embernagra platensis | Native |
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| 4 | Golden-billed Saltator | Pepitero de Collar | Bico-duro | Saltator aurantiirostris | Native |
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| 5 | Bluish-grey Saltator | Pepitero Gris | Sabiá-gongá | Saltator coerulescens | Native |
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| 6 | Green-winged Saltator | Pepitero Verdoso | Trinca-ferro-verdadeiro | Saltator similis | Native |
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| 7 | Double-collared Seedeater | Corbatita Común | Coleirinho | Sporophila caerulescens | Native |
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