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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | Belonging | Conservation status | Notes | ||
| 1 | Squamata | Viperidae | Yarará Grande | Urutú | Bothrops alternatus | Native | ||||
| 2 | Charadriiformes | Laridae | Large-billed Tern | Atí | Trinta-réis-grande | Phaetusa simplex | Native |
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| 3 | Grey-headed Gull | Gaviota Capucho Gris | Gaivota-de-cabeça-cinza | Chroicocephalus cirrocephalus | Native |
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| 4 | Passeriformes | Tyrannidae | White-crested Tyrannulet | Piojito Común | Alegrinho | Serpophaga subcristata | Native |
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| 5 | Austral Negrito | Sobrepuesto Común | Colegial | Lessonia rufa | Native |
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