Further Sources

Heather, Barrie D., and Hugh A. Robertson. The field guide to the birds of New Zealand. Rev. ed. Auckland: Viking, 2005.

Hutching, Gerard. Back from the brink. Auckland: Penguin, 2004.

Lee, William G., and Ian G. Jamieson, eds. The takahe: fifty years of conservation management and research. Dunedin: University of Otago Press, 2001.

Orbell, Margaret. The natural world of the Māori. Auckland: David Bateman, 1996.

Williams, Murray, ed. A celebration of kakapo. Notornis 53, no. 1 (March 2006).