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“What we re doing is a little bit different, we re going to be sequencing individual chromosomes, so we re narrowing it down,” she said. There is growing evidence differences in DNA structure play an important role in determining other reproductive traits in birds, she said. “Our research will use new and established techniques to explore the genetic basis of early hatching failure in kākāpō. “We believe this knowledge will transform the way we manage endangered species.” Bruce Mercer/Stuff Sirocco the kākāpō at Sanctuary Mountain Maungatautari in Hamilton. The kākāpō is one of the rarest parrots in the world. It is also the only lek-breeding parrot, meaning males put on a display to attract female attention but do not help to raise any offspring. ....
Not all native birds thrive after predators eradicated stuff.co.nz - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from stuff.co.nz Daily Mail and Mail on Sunday newspapers.
又一家"国字号"!海洋气象研究院落户青岛-半岛网 news.bandao.cn - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from news.bandao.cn Daily Mail and Mail on Sunday newspapers.
Fossil records indicate that in pre-Polynesian times, the kākāpō was New Zealand s third most common bird. However, their numbers have declined by 80 per cent in the past 100 years. They are the heaviest parrot species in the world with females weighing around 1.4 kg, and males 2.2 kg. The country’s kākāpō population currently lives on just four predator-free islands – Codfish Island/Whenua Hou, Te Hauturu-o-Toi/Little Barrier Island, Chalky Island/Te Kakahu, and Anchor Island. With no predator-free islands big enough to accommodate them, the only option is for DOC to find an island and then eradicate the pests. ....