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| Class | Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | |
| 1 | Aves | Anseriformes | Anatidae | Chubut Steamer Duck | Quetro Cabeza Blanca | Tachyeres leucocephalus | |
| 2 | Aves | Accipitriformes | Accipitridae | Roadside Hawk | Taguató Común | Gavião-carijó | Rupornis magnirostris |
| 3 | Aves | Passeriformes | Troglodytidae | Grass Wren | Ratona Aperdizada | Corruíra-do-campo | Cistothorus platensis |
| 4 | Aves | Thraupidae | Mourning Sierra Finch | Yal Negro | Canário-andino-negro | Rhopospina fruticeti |