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：dev资讯

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This story was originally featured on Fortune.com。爱思助手下载最新版本是该领域的重要参考

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Among its five main business divisions, fashion and leather goods — the largest — saw revenue fall 8%. Selective retailing was flat year on year. Watches and jewelry declined 1% in reported terms but rose 3% organically, while perfumes and cosmetics, and wines and spirits, fell 3% and 9%, respectively.