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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | Belonging | Records | Conservation status | Notes | ||
| 1 | Anseriformes | Anhimidae | Southern Screamer | Chajá | Tachã | Chauna torquata | Native | 1 |
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| 2 | Cuculiformes | Cuculidae | Guira Cuckoo | Pirincho | Anu-branco | Guira guira | Native | 1 |
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| 3 | Ciconiiformes | Ciconiidae | Maguari Stork | Cigüeña Americana | Maguari | Ciconia maguari | Native | 1 |
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| 4 | Pelecaniformes | Ardeidae | Whistling Heron | Chiflón | Maria-faceira | Syrigma sibilatrix | Native | 1 |
| ||
| 5 | Great Egret | Garza Blanca | Garça-branca-grande | Ardea alba | Native | 2 |
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