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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По словам Подоляка, такие действия якобы являются неким «защитным механизмом».

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“获得了两项自主知识产权！”3年前就想做的事，眼下终于有了突破性进展，河北鹰眼智能科技集团有限公司副总经理魏宝辉欣喜不已。