導(dǎo)演：費爾南多·科英布拉 尼娜·洛佩茲-克拉多 Jessica Lowrey 馬里亞·利瓦斯
主演：佩德羅·帕斯卡 卡爾·韋瑟斯 吉安卡羅·埃斯波西托 凱緹·薩克霍夫 克里斯托弗·洛伊德 特穆拉·莫里森 溫明娜 艾米·塞德麗絲 蒂莫西·奧利芬特 艾米莉·斯沃洛 奧米德·阿布塔西 李善亨 Truett Killian Christine Galey 比爾·伯爾 Titus Wellive
簡介：Liz Bonnin presents a controversial and provocative episode of Horizon, investigating how new scientLiz 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.詳情
