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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 |
| ||
| 2 | Ciconiiformes | Ciconiidae | Wood Stork | Tuyuyú | Cabeça-seca | Mycteria americana | Native | 1 |
| ||
| 3 | Suliformes | Phalacrocoracidae | Neotropic Cormorant | Biguá | Biguá | Nannopterum brasilianum | Native | 1 |
| ||
| 4 | Pelecaniformes | Threskiornithidae | Roseate Spoonbill | Espátula Rosada | Colhereiro | Platalea ajaja | Native | 1 |
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| 5 | Accipitriformes | Accipitridae | Savanna Hawk | Aguilucho Colorado | Gaviao-caboclo | Buteogallus meridionalis | Native | 1 |
| ||
| 6 | Piciformes | Picidae | Campo Flicker | Carpintero Campestre | Pica-pau-do-campo | Colaptes campestris | Native | 1 |
| ||
| 7 | Passeriformes | Tyrannidae | Fork-tailed Flycatcher | Tijereta | Tesourinha | Tyrannus savana | Native | 1 |
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