The United Kingdom is one of the few countries in the world that does not have a large wild animal that eats meat.

英国是世界上少数几个没有大型食肉野生动物的国家之一。

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Strong emotional bonds between mothers and infants increase children's willingness to explore the world—an effect that has been observed across the animal kingdom, in people, monkeys and even spiders.

母亲和婴儿之间强烈的情感纽带增强了孩子探索世界的意愿——这一效应在动物领域、人类、猴子甚至蜘蛛身上都有被观察到。

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Language is the most astonishing behavior in the animal kingdom.

语言是动物界中最令人惊讶的行为。

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Larger beasts may have slower metabolisms in the animal kingdom, but the opposite occurs in cities, which get faster as they grow.

WSJ: To Build Creative Cities, the Sky Has Its Limit by Richard Florida

He thinks their conditions are treatable and that, as our closest relatives in the animal kingdom, they deserve proper psychiatric care.

BBC: Lab chimps successfully treated with anti-depressants

Indeed, it wouldn't make any sense anywhere else in the animal kingdom.

BBC: Viewpoint: Just what is middle age?