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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Party says ‘what’s important now is that we strengthen our party for the future’ but some MPs concerned they will not learn from loss，详情可参考体育直播

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