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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | |
| 1 | Anseriformes | Anatidae | Ashy-headed Goose | Cauquén Real | Chloephaga poliocephala | |
| 2 | Charadriiformes | Haematopodidae | American Oystercatcher | Ostrero Común | Piru-piru | Haematopus palliatus |
| 3 | Strigiformes | Strigidae | Burrowing Owl | Lechucita Vizcachera | Coruja-buraqueira | Athene cunicularia |
| 4 | Psittaciformes | Psittacidae | Burrowing Parrot | Loro Barranquero | Cyanoliseus patagonus |