South American stiff-tailed duck (Oxyura vittata)
Kingdom: Animalia,
Phylum: Chordata,
Class: Aves,
Order: Anseriformes,
Family: Anatidae,
Subfamily: Oxyurinae,
Genus: Oxyura,
Species: O. vittata,
** South American stiff-tailed duck or lake duck (Oxyura vittata) is a small, South American stiff-tailed duck. It is also called the Argentine blue-bill, Argentine lake duck, or Argentine ruddy duck.
*** The lake duck lives in central Chile, Argentina and southern Uruguay. Its winter range extends north to Paraguay and Rio Grande do Sul.
More info: https://en.wikipedia.org/wiki/Lake_duck