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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | Belonging | Conservation status | Notes | ||
| 1 | Rheiformes | Rheidae | Greater Rhea | Ñandú | Ema | Rhea americana | Native |
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| 2 | Ciconiiformes | Ciconiidae | Wood Stork | Tuyuyú | Cabeça-seca | Mycteria americana | Native |
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| 3 | Accipitriformes | Accipitridae | Great Black Hawk | Águila Negra | Gaviao-preto | Buteogallus urubitinga | Native |
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| 4 | Falconiformes | Falconidae | Laughing Falcon | Guaicurú | Acauã | Herpetotheres cachinnans | Native |
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| 5 | Passeriformes | Donacobiidae | Black-capped Donacobius | Angú | Japacanim | Donacobius atricapilla | Native |
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| 6 | Hirundinidae | Brown-chested Martin | Golondrina Parda | Andorinha-do-campo | Progne tapera | Native |
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| 7 | Icteridae | White-browed Meadowlark | Pecho Colorado | Polícia-inglesa-do-sul | Leistes superciliaris | Native |
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