Scientists use artificial insemination to rescue rare flightless New Zealand parrot

WELLINGTON, May 17 (Xinhua) -- In a major step forward for the recovery of New Zealand's critically endangered kakapo, scientists have successfully used artificial insemination (AI) to improve fertility and preserve rare genetics in the species. According to a study conducted by New Zealand's Department of Conservation, the University of Otago, and Germany's Justus Liebig University Giessen, AI offers a powerful conservation tool to help save one of the world's rarest...