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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | Belonging | Conservation status | Notes | ||
| 1 | Charadriiformes | Rostratulidae | South American Painted-snipe | Aguatero | Narceja-de-bico-torto | Nycticryphes semicollaris | Native |
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| 2 | Passeriformes | Tyrannidae | Mouse-colored Tyrannulet | Piojito Pardo | Bagageiro | Nesotriccus murinus | Native |
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| 3 | Vermilion Flycatcher | Churrinche | Príncipe | Pyrocephalus rubinus | Native |
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| 4 | Rodentia | Echimyidae | Coypu | Coipo | Ratão-do-banhado | Myocastor coypus | Native |
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