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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | Belonging | Conservation status | Notes | ||
| 1 | Anura | Ceratophryidae | Ornate Horned Frog | Escuerzo | Ceratophrys ornata | Native | ||||
| 2 | Anseriformes | Anatidae | Black-bellied Whistling Duck | Sirirí Vientre Negro | Marreca-cabocla | Dendrocygna autumnalis | Native |
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| 3 | Brazilian Teal | Pato Cutirí | Marreca-ananaí | Amazonetta brasiliensis | Native |
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| 4 | Chiloe Wigeon | Pato Overo | Marreca-oveira | Mareca sibilatrix | Native |
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| 5 | Gruiformes | Aramidae | Limpkin | Carau | Carão | Aramus guarauna | Native |
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| 6 | Passeriformes | Tyrannidae | Warbling Doradito | Doradito Común | Amarelinho-do-junco | Pseudocolopteryx flaviventris | Native |
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| 7 | Furnariidae | Bay-capped Wren-Spinetail | Espartillero Enano | Boininha | Spartonoica maluroides | Native |
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| 8 | Hirundinidae | American Cliff Swallow | Golondrina Rabadilla Canela | Andorinha-de-dorso-acanelado | Petrochelidon pyrrhonota | Native |
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| 9 | Carnivora | Mustelidae | Lesser Grison | Hurón Menor | Furão-pequeno | Galictis cuja | Native |
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