简介: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.. 威海影讯乐乐影院飘花影视2022年十大必看电影宅宅网,最完美的又名为广大影视爱好者提供全网热门影视一网打尽。完整版高清在线观看。最新电影,韩国电视剧、香港TVB电视剧、日本动漫在线免费观看是一个不可多得的综合影视网站。威海影讯,在线电影、电视剧百度网盘无删减完整版在线观看百度网盘免费在线观看