The Sunda teal (Anas gibberifrons), also known as the Bebek cokelat, is a dabbling duck found in open wetlands in Indonesia. The species formerly included the Andaman teal Anas albogularis and the grey teal, Anas gracilis as subspecies.This is a mottled brown duck with white and green flashes on its wings. The male and female Sunda teal share the same colouration, in contrast to the related chestnut teal, whose male and female are strikingly different.