Kakapo low. Supplementary feeding affects the sex ratio of kakapo offspring, and can be used to increase the number of female chicks by deliberately manipulating maternal condition. During the winter of 1981, only females lighter than were given supplementary feeding to avoid raising their body condition, and the sex ratio results in 1982 were close to parity, eliminating the male-biased sex ratios in the unrestricted feeding. Today commercial parrot food is supplied to all individuals of breeding age on Whenua Hou and Anchor. The amount eaten and individual weights are carefully monitored to ensure that optimum body condition is maintained. Kakapo
New Guinea flightless rail and diverged strongly in some aspects, while otherwise adapting in similar ways. New Guinea flightless rail The New Guinea flightless rail ("Megacrex inepta"), also known as the Papuan flightless rail, is a species of bird in the family Rallidae, in the monotypic genus "Megacrex". Sometimes however, it was included in "Amaurornis" or "Habroptila", but this is incorrect. It is found in Indonesia and Papua New Guinea. Its natural habitats are subtropical or tropical moist lowland forests, subtropical or tropical mangrove forests, and subtropical or tropical swamps. It is threatened by habitat loss. "M. inepta" is indeed closely related to "Amaurornis",