欢迎来到叽叽歪歪影视网在线观看《龙年快乐电影网》,本片是由英国地区于2016发行的一部英语纪录片,片中由利兹·博宁等人领衔主演,由特里斯坦·奎因导演.该剧于2020-10-04 18:11最后更新,目前已经HD中字,如果您观看后觉得此片不错,请您一定将本片分享给身边的朋友! 龙年快乐电影网剧情详情:Liz Bonnin presents a controversial and provocative episode of Horizon, investigating how new scien..
Liz Bonnin presents a controversial and provocative episode of Horizon, investigating how new scientific research is raising hard questions about zoos - the film explores how and why zoos keep animals, and whether they need to change to keep up with modern science or ultimately be consigned to history. Should zoos cull their animals to manage populations? Liz travels to Copenhagen Zoo, who killed a giraffe and fed it to the lions, to witness their culling process first hand. They think it is a natural part of zoo keeping that is often swept under the carpet. Should some animals never be kept in captivity? In a world exclusive, Liz visits SeaWorld in Florida and asks if captivity drove one of their orcas to kill his trainer. But could zoos be the answer to conserving endangered species? Liz examines their record, from helping breed pandas for the wild to efforts to save the rhinos. She meets one of the last surviving northern white rhinos and discovers the future of this species now lies in a multimillion-dollar programme to engineer them from stem cells. Veteran conservation scientist Dr Sarah Bexell tells Liz the science of captive breeding is giving humanity false hope.
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