Dogs act like toddlers when you need help - but cats just watch. Scientists compared 3 groups: pet dogs, cats, and human toddlers in an experiment where a human parent hides and pretends to look for an object. 75% of dogs and children helped. Cats only helped if it was in their personal interest.

· · 来源:dev资讯

年前,父亲发来几张照片,有的是大排长龙、人气火爆,有的是三五干锅、锅气火热。一问,他竟然赶起时髦,去安徽广德吃上了新晋网红“三件套”。广德离老家不远,本是熟得不能再熟的“邻居”,如今却以全新的模样,带给我们意料之外的惊喜。

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