Whistling Ducks and White-backed Duck

White-faced Whistling Duck Dendrocygna viduata

Black-bellied Whistling Duck Dendrocygna autumnalis

West Indian Whistling Duck Dendrocygna arnorea

White-faced Whistling Duck Dendrocygna viduata x West Indian Whistling Duck Dendrocygna arnorea hybrid

Fulvous Whistling Duck Dendrocygna bicolor

White-faced Whistling Duck Dendrocygna viduata x Fulvous Whistling Duck Dendrocygna bicolor hybrid

Plumed Whistling Duck Dendrocygna eytoni

White-backed Duck Thalassornis leuconotus