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.

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小米汽车宣布,雷军将于今晚 7 点半开启马年首场直播,主题聚焦「关于安全」,地点位于小米汽车工厂。

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"name": "Enhance",