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 Copenha...
维杰·卡沙尔 肖恩·斯科特 斯蒂芬·霍根 Amol Parashar 芭妮塔·桑德胡 柯尔斯蒂·阿弗顿 安德鲁·哈维尔 Sam Redford Albrecht Zander 蒂姆·贝灵顿 马克·林伍德 西蒙·韦尔 蒂姆·哈德森 理查德·格洛弗 Nicholas Gecks
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