The Hawaiian Duck (Anas wyvilliana) is a species of bird (Aves) in the family Anatidae (Ducks, Geese, and Waterfowl) and order Anseriformes (Ducks).
Anas sparsa
Anas rubripes
Anas albogularis
Anas andium
Anas aucklandica
Anas bernieri
Anas chlorotis
Anas nesiotis
Anas capensis
Anas castanea
Anas zonorhyncha
Anas eatoni
Anas gracilis
Anas crecca
Anas wyvilliana
Anas poecilorhyncha
Anas laysanensis
Anas platyrhynchos
Anas theodori
Anas melleri
Anas diazi
Anas fulvigula
Anas acuta
Anas superciliosa
Anas luzonica
Anas erythrorhyncha
Anas gibberifrons
Anas bahamensis
Anas undulata
Anas georgica
Anas flavirostris