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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 |
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| 2 | Tinamiformes | Tinamidae | Red-winged Tinamou | Colorada | Perdiz | Rhynchotus rufescens | Native | 1 |
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| 3 | Passeriformes | Tyrannidae | Fork-tailed Flycatcher | Tijereta | Tesourinha | Tyrannus savana | Native | 1 |
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| 4 | Hirundinidae | Brown-chested Martin | Golondrina Parda | Andorinha-do-campo | Progne tapera | Native | 1 |
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| 5 | Passerellidae | Grassland Sparrow | Cachilo Ceja Amarilla | Tico-tico-do-campo | Ammodramus humeralis | Native | 1 |
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| 6 | Thraupidae | Red-crested Cardinal | Cardenal Común | Cardeal | Paroaria coronata | Native | 1 |
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