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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 | Anseriformes | Anatidae | Brazilian Teal | Pato Cutirí | Marreca-ananaí | Amazonetta brasiliensis | Native | 1 |
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| 3 | Charadriiformes | Charadriidae | Southern Lapwing | Tero Común | Quero-quero | Vanellus chilensis | Native | 1 |
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| 4 | Pelecaniformes | Ardeidae | Cocoi Heron | Garza Mora | Garça-moura | Ardea cocoi | Native | 1 |
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| 5 | Falconiformes | Falconidae | Chimango Caracara | Chimango | Chimango | Daptrius chimango | Native | 1 |
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