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：tutorial资讯

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一只宠物狗在她和妈妈的腿间转，给屋里带来生气。

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00:28, 28 февраля 2026Мир

Treating these cancers earlier is more likely to benefit those men and outweigh the potential harm from unnecessary treatment, compared to men in the general population, the experts said.

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