黄石国家公园拥有广阔的景观和种类繁多的动物,它们形成了一个迷人的生态系统,但目前该生态系统正面临严重的麻烦。该地区曾经有超过 19,000 只麋鹿,但在过去 20 年里,数量锐减了 80%。这种神秘的下降引发了许多问题,研究人员正在竞相提供答案。和他们一起调查一系列理论和嫌疑人,从狼到熊,从树木到鳟鱼,试图解决这个令人震惊的谜题。[展开全部]
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Celebrates the remarkable comeback of one of the world's most iconic animals. Tiger populations have rebounded so successfully, many of the big cats are venturing from India's forest reserves into farms and villages-a monumental challenge for both people and animals. The heroes in this story are the vets, scientists, and community patrols dedicated to ensuring that tigers and people can coexist.
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更多Celebrates the remarkable comeback of one of the world's most iconic animals. Tiger populations have rebounded so successfully, many of the big cats are venturing from India's forest reserves into farms and villages-a monumental challenge for both people and animals. The heroes in this story are the vets, scientists, and community patrols dedicated to ensuring that tigers and people can coexist.