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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 | Charadriiformes | Laridae | Brown-hooded Gull | Gaviota Capucho Café | Gaivota-maria-velha | Chroicocephalus maculipennis | Native | 1 |
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| 3 | Ciconiiformes | Ciconiidae | Maguari Stork | Cigüeña Americana | Maguari | Ciconia maguari | Native | 1 |
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| 4 | Pelecaniformes | Threskiornithidae | Bare-faced Ibis | Cuervillo Cara Pelada | Tapicuru | Phimosus infuscatus | Native | 1 |
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| 5 | White-faced Ibis | Cuervillo de Cañada | Caraúna | Plegadis chihi | Native | 1 |
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| 6 | Accipitriformes | Accipitridae | Snail Kite | Caracolero | Gavião-caramujeiro | Rostrhamus sociabilis | Native | 1 |
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| 7 | Passeriformes | Icteridae | Shiny Cowbird | Tordo Renegrido | Chupim | Molothrus bonariensis | Native | 1 |
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| 8 | Thraupidae | Red-crested Cardinal | Cardenal Común | Cardeal | Paroaria coronata | Native | 1 |
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