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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | Belonging | Conservation status | Notes | ||
| 1 | Anseriformes | Anatidae | White-faced Whistling Duck | Sirirí Pampa | Irerê | Dendrocygna viduata | Native |
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| 2 | Cuculiformes | Cuculidae | Smooth-billed Ani | Anó Chico | Anu-preto | Crotophaga ani | Native |
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| 3 | Pelecaniformes | Ardeidae | Cocoi Heron | Garza Mora | Garça-moura | Ardea cocoi | Native |
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| 4 | Passeriformes | Hirundinidae | Barn Swallow | Golondrina Tijerita | Andorinha-de-bando | Hirundo rustica | Native |
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| 5 | Icteridae | Scarlet-headed Blackbird | Federal | Cardeal-do-banhado | Amblyramphus holosericeus | Native |
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| 6 | Chopi Blackbird | Chopí | Graúna | Gnorimopsar chopi | Native |
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| 7 | Brown-and-yellow Marshbird | Pecho Amarillo Común | Dragão | Pseudoleistes virescens | Native |
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| 8 | Thraupidae | Dark-throated Seedeater | Capuchino Garganta Café | Caboclinho-de-papo-escuro | Sporophila ruficollis | Native |
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