Genus Heteronetta

Black-headed Duck - This is the most basal living member of its subfamily, and it lacks the stiff tail and swollen bill of its relatives. Overall much resembling a fairly typical diving duck. It is a small dark duck, the male with a black head and mantle and a paler flank and belly, and the female pale brown overall.

Order : Anseriformes
Family : Anatidae
Genus : Heteronetta