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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | Belonging | Records | Conservation status | Notes | ||
| 1 | Anseriformes | Anatidae | Coscoroba Swan | Coscoroba | Capororoca | Coscoroba coscoroba | Native | 1 |
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| 2 | Black-necked Swan | Cisne Cuello Negro | Cisne-de-pescoço-preto | Cygnus melancoryphus | Native | 1 |
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| 3 | Falconiformes | Falconidae | Aplomado Falcon | Halcón Plomizo | Falcão-de-coleira | Falco femoralis | Native | 1 |
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| 4 | Psittaciformes | Psittacidae | Monk Parakeet | Cotorra | Caturrita | Myiopsitta monachus | Native | 1 |
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| 5 | Passeriformes | Icteridae | Brown-and-yellow Marshbird | Pecho Amarillo Común | Dragão | Pseudoleistes virescens | Native | 1 |
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