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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圖像加註文字,安東尼·阿爾巴尼斯從其官方官邸撤離,並回避了數個小時Article InformationAuthor, 拉娜·林(Lana Lam)、黃曉恩(Tessa Wong)

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