The male African Pygmy Goose (left) has stronger colouring than the female (centre), particularly a brighter yellow bill.
Pygmy pair
Although called a goose because of its small goose-like beak, the African Pygmy Goose, from sub-Saharan Africa,
is in fact a duck, - one of the smallest.
Male Pygmy Goose, breeding plumage
The female African Pygmy Goose has less bright colouring on her plumage and a dull fawn bill.
Pygmy pair