↑Calder, William A., III, and Terence J. Dawson (1978) Resting metabolic rates of Ratite birds: The Kiwis and the Emu, Comparative Biochemistry and Physiology: Part A, Comparative Physiology, vol. 60A, no. 4
↑Gill, Frank, and Minturn Wright (2006) , Birds of the World: Recommended English Names
↑Dickinson, Edward C., ed. (2003) , The Howard and Moore Complete Checklist of the Birds of the World, 3rd edition