Attributes / relations provided by
♦ 1Nathan P. Myhrvold, Elita Baldridge, Benjamin Chan, Dhileep Sivam, Daniel L. Freeman, and S. K. Morgan Ernest. 2015. An amniote life-history database to perform comparative analyses with birds, mammals, and reptiles. Ecology 96:3109
♦ 2Terje Lislevand, Jordi Figuerola, and Tamás Székely. 2007.
Avian body sizes in relation to fecundity, mating system, display behavior, and resource sharing. Ecology 88:1605
♦ 3Hamish Wilman, Jonathan Belmaker, Jennifer Simpson, Carolina de la Rosa, Marcelo M. Rivadeneira, and Walter Jetz. 2014.
EltonTraits 1.0: Species-level foraging attributes of the world's birds and mammals. Ecology 95:2027
♦ 4de Magalhaes, J. P., and Costa, J. (2009)
A database of vertebrate longevity records and their relation to other life-history traits. Journal of Evolutionary Biology 22(8):1770-1774
♦ 5Powlesland, R., Lloyd, B. Best, HA & Merton, DV (1992). Breeding biology of the Kakapo Strigops habroptilus on Stewart Island, New Zealand. Ibis, 134, 361-73
♦ 6Masello JF, Quillfeldt P (2002)
Chick growth and breeding success of the burrowing parrot Condor 104:574–586
♦ 7Myers, P., R. Espinosa, C. S. Parr, T. Jones, G. S. Hammond, and T. A. Dewey. 2006. The Animal Diversity Web (online). Accessed February 01, 2010 at
animaldiversity.org♦ 8Atkinson, I.A.E.; Merton, D.V. 2006.
Habitat and diet of kakapo (Strigops habroptilis) in the Esperance Valley, Fiordland, New Zealand. Notornis 53(1): 37-54
♦ 9International Flea Database