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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This article originally appeared on Engadget at https://www.engadget.com/mobile/smartphones/tecno-just-unveiled-a-ridiculously-thin-modular-smartphone-concept-design-194741776.html?src=rss

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