Caption
Scaled head studies of extinct Hawaiian Geese compared with Nene (Branta sandvicensis) (centre). Clockwise from top left: Giant hawaiian goose (Branta sp), Maui nui moa-nalo (Thambetochen chauliodous) Oahu moa-nalo (Thambetochen xanion), Stumbling moa-nalo (Ptaiochen pau), Greater hawaiian goose (Branta hylobadistes), Kaua'i turtle-jawed goose (Chelychelynechen quassus)
Availability
Only inBelgium, Canada, France, Luxembourg, Switzerland