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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | Belonging | Records | Conservation status | Notes | ||
| 1 | Squamata | Colubridae | Ñacanina de Bañado | Hydrodynastes gigas | Native | 1 | |||||
| 2 | Brown Culebra | Culebra Marrón | Mucurana Marrom | Paraphimophis rustica | Native | 1 | |||||
| 3 | Anseriformes | Anatidae | White-faced Whistling Duck | Sirirí Pampa | Irerê | Dendrocygna viduata | Native | 1 |
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| 4 | Black-bellied Whistling Duck | Sirirí Vientre Negro | Marreca-cabocla | Dendrocygna autumnalis | Native | 1 |
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| 5 | Rosy-billed Pochard | Pato Picazo | Marrecão | Netta peposaca | Native | 1 |
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| 6 | Gruiformes | Rallidae | Plumbeous Rail | Gallineta Común | Saracura-do-banhado | Pardirallus sanguinolentus | Native | 1 |
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| 7 | Charadriiformes | Scolopacidae | Pectoral Sandpiper | Playerito Pectoral | Maçarico-de-colete | Calidris melanotos | Native | 1 |
| ||
| 8 | Falconiformes | Falconidae | Chimango Caracara | Chimango | Chimango | Daptrius chimango | Native | 1 |
| ||
| 9 | Passeriformes | Hirundinidae | Tawny-headed Swallow | Golondrina Cabeza Rojiza | Andorinha-morena | Alopochelidon fucata | Native | 1 |
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