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
♦ 4Higgins, PJ (Ed) (1999) Handbook of Australian, New Zealand and Antarctic birds. Volume 4: Parrots to dollarbird. Oxford University Press, Melbourne
♦ 5de 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
♦ 6FORAGING ECOLOGY OF THE RED-CROWNED PARAKEET
(CYANORAMPHUS NOVAEZELANDIAE NOVAEZELANDIAE) AND
YELLOW-CROWNED PARAKEET (C. AURICEPS AURICEPS) ON
LITTLE BARRIER ISLAND, HAURAKI GULF, NEW ZEALAND, Terry C. Greene, New Zealand Journal of Ecology (1998) 22(2): 161-171
♦ 7Comparative ecology of sympatric orange-fronted parakeets (Cyanoramphus malherbi) and yellow-crowned parakeets (C. auriceps), South Island, New Zealand, Jonathan C. Kearvell, James R. Young and Andrew D. Grant, New Zealand Journal of Ecology (2002) 26(2): 139-148
♦ 8O'Donnell, Colin F J and Dilks, Peter J,
Foods and Foraging of Forest Birds in Temperate Rainforest, South. Westland, New Zealand, NZ J Ecology 18(2) (1994) pp. 87-107