Now a study in the journal Science shows the impact of this wholesale elimination of large predators and other animals at the top of local food chains. James Estes et al.

如今，《科学》杂志的一项研究表明了大型肉食动物以及其他食物链顶端的动物大规模消失所带来的影响。

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Now a study in the journal Science shows the impact of this wholesale elimination of large predators and other animals at the top of local food chains. James Estes et al.

如今，《科学》杂志的一项研究表明了大型肉食动物以及其他食物链顶端的动物大规模消失所带来的影响。

youdao