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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | Belonging | Records | Conservation status | Notes | ||
| 1 | Rheiformes | Rheidae | Greater Rhea | Ñandú | Ema | Rhea americana | Native | 1 |
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| 2 | Passeriformes | Tyrannidae | Grey Monjita | Monjita Gris | Primavera | Nengetus cinereus | Native | 1 |
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| 3 | Icteridae | Scarlet-headed Blackbird | Federal | Cardeal-do-banhado | Amblyramphus holosericeus | Native | 1 |
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| 4 | Cardinalidae | Hepatic Tanager | Fueguero Común | Sanhaçu-de-fogo | Piranga flava | Native | 1 |
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