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：data资讯

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Don't Die

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Мощный удар Израиля по Ирану попал на видео09:41

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Nature, Published online: 26 February 2026; doi:10.1038/d41586-026-00158-y