The Black-bellied Whistling-Duck is a large, gooselike duck with a long neck, long legs, and short tail. In flight, look for their broad wings, long neck, and hunched back.
About the size of a Cattle Egret; slightly larger than a Fulvous Whistling-Duck.between crow and goose
- Both Sexes
- Length: 18.5-20.1 in (47-51 cm)
- Weight: 23.0-36.0 oz (652-1020 g)