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| Order | Family | English Common Name | Spanish Common Name | Portuguese Common Name | Scientific Name | Belonging | Conservation status | Notes | ||
| 1 | Rheiformes | Rheidae | Lesser Rhea | Choique | Rhea pennata | Native |
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| 2 | Charadriiformes | Charadriidae | Tawny-throated Dotterel | Chorlo Cabezón | Batuíra-de-papo-ferrugíneo | Oreopholus ruficollis | Native |
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| 3 | Two-banded Plover | Chorlito Doble Collar | Batuíra-de-coleira-dupla | Anarhynchus falklandicus | Native |
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| 4 | Laridae | Royal Tern | Gaviotín Real | Trinta-réis-real | Thalasseus maximus | Native |
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| 5 | South American Tern | Gaviotín Sudamericano | Trinta-réis-de-bico-vermelho | Sterna hirundinacea | Native |
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| 6 | Suliformes | Phalacrocoracidae | Imperial Shag | Cormorán Imperial | Leucocarbo atriceps | Native |
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| 7 | Accipitriformes | Accipitridae | Variable Hawk | Aguilucho Común | Gavião-de-costas-vermelhas | Geranoaetus polyosoma | Native |
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