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.
Фото: Global Look Press
表面上看，“狂飙突进”仍在加速，甚至每一次破纪录都像是新的指数级增长曲线的起点。，详情可参考新收录的资料
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Артём Верейкин (Ночной линейный редактор)