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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | Belonging | Conservation status | Notes | ||
| 1 | Anseriformes | Anhimidae | Southern Screamer | Chajá | Tachã | Chauna torquata | Native |
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| 2 | Anatidae | Black-necked Swan | Cisne Cuello Negro | Cisne-de-pescoço-preto | Cygnus melancoryphus | Native |
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| 3 | Podicipediformes | Podicipedidae | White-tufted Grebe | Macá Común | Mergulhão-de-orelha-branca | Rollandia rolland | Native |
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| 4 | Columbiformes | Columbidae | Eared Dove | Torcaza Común | Avoante | Zenaida auriculata | Native |
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| 5 | Gruiformes | Rallidae | Spot-flanked Gallinule | Pollona Pintada | Frango-d´água-carijó | Porphyriops melanops | Native |
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| 6 | Red-gartered Coot | Gallareta Ligas Rojas | Carqueja-de-bico-manchado | Fulica armillata | Native |
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| 7 | Falconiformes | Falconidae | Crested Caracara | Carancho | Carcará | Caracara plancus | Native |
| ||
| 8 | Rodentia | Echimyidae | Coypu | Coipo | Ratão-do-banhado | Myocastor coypus | Native |
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