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：tutorial资讯

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Ядовитая красотаПогоня за загорелой кожей веками убивала женщин. От солярия их не отучил даже рак14 июля 2020

Get a grip

Google will finally be able to provide real-time driving and walking directions in South Korea, The New York Times reported. The company has received permission from the nation's Transport Ministry to export geographic data out of the country, which will allow it to provide GPS services as well as detailed listings for restaurants and other businesses.