White-faced Whistling Duck (Dendrocygna Viduata), Brazilian Endemic Native Species, BioParque, Rio De Janeiro Royalty-Free Stock Photography

White-faced whistling duck (Dendrocygna viduata), brazilian endemic native species, BioParque, Rio de Janeiro, South America, Brazil. The white-faced whistling duck (Dendrocygna viduata) is a whistling duck that breeds in sub-Saharan Africa and ,much of South America.This species is gregarious, and at favoured sites, the flocks of a thousand or more birds arriving at dawn are an impressive sight. As the name implies, these are noisy birds with a clear three-note whistling call. Irerê, bichichi.