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BBC地平线：我们该关了动物园吗？

剧情片 · 剧情片 / 英国 / 英语 · 2016 · 评分 9.0

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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 sci