Literature

Authors	Year	Title
B. C. Livezey	1993	Comparative morphometrics of Anas ducks, with particular reference to the Hawaiian Duck Anas wyvilliana, Laysan Duck A. laysanensis, and Eaton's Pintail A. eatoni
B. C. Livezey	2003	Avian spirit collections: attitudes, importance and prospects
B. C. Livezey	1990	Evolutionary morphology of flightlessness in the Auckland Islands Teal
B. C. Livezey	2011	Progress and obstacles in the phylogenetics of modern birds

Waterfowl evolution