(101) 43 cm; 660 g
Similar. Small, large-headed duck that sits low in the water with
humpback appearance. Conspicuous white patch at base of bill; white
on back usually only visible when flying.
Duller than ad, white loral patch smaller and duller.
Uncommon to locally common resident, nomadic and usually in small
Favours open well-vegetated water bodies.
Mainly seeds, especially water-lily seeds.
Squeaky 2-note whistle tit-weet.
Monogamous. Nests over water in emergent vegetation.