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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | Belonging | Conservation status | Notes | ||
| 1 | Characiformes | Prochilodontidae | Tarpon Prochiludos | Sábalo Común | Prochilodus lineatus | Native | ||||
| 2 | Anseriformes | Anhimidae | Southern Screamer | Chajá | Tachã | Chauna torquata | Native |
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| 3 | Cuculiformes | Cuculidae | Guira Cuckoo | Pirincho | Anu-branco | Guira guira | Native |
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| 4 | Ciconiiformes | Ciconiidae | Wood Stork | Tuyuyú | Cabeça-seca | Mycteria americana | Native |
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| 5 | Pelecaniformes | Ardeidae | Cocoi Heron | Garza Mora | Garça-moura | Ardea cocoi | Native |
| ||
| 6 | Passeriformes | Tyrannidae | Vermilion Flycatcher | Churrinche | Príncipe | Pyrocephalus rubinus | Native |
| ||
| 7 | Furnariidae | Tufted Tit-Spinetail | Coludito Copetón | Rabudinho | Leptasthenura platensis | Native |
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