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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | Belonging | Records | Conservation status | Notes | ||
| 1 | Crocodilia | Alligatoridae | Yacare Caiman | Yacaré Negro | Jacaré-do-pantanal | Caiman yacare | Native | 1 | |||
| 2 | Anseriformes | Anatidae | Brazilian Teal | Pato Cutirí | Marreca-ananaí | Amazonetta brasiliensis | Native | 1 |
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| 3 | Passeriformes | Tyrannidae | White-headed Marsh Tyrant | Lavandera | Freirinha | Arundinicola leucocephala | Native | 1 |
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| 4 | Carnivora | Procyonidae | Crab-eating Raccoon | Aguará Popé | Procyon cancrivorus | Native | 1 |
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| 5 | Canidae | Crab-eating Fox | Zorro de Monte | Cerdocyon thous | Native | 1 |
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| 6 | Artiodactyla | Cervidae | Pampas Deer | Venado de las Pampas | Veado-campeiro | Ozotoceros bezoarticus | Native | 1 |
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