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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來自中國安徽、兩年多前透過「走線」進入美國，目前生活在路易斯安那州巴吞魯日（Baton Rouge）的陸乾坤說，過去兩年的農曆新年，他都會飛去洛杉磯、拉斯維加斯等其他城市，與朋友見面聚會，並且度過節日。

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Jim Lovell had been to the Moon twice, witnessed Earthrise and narrowly avoided a cold death in space - and saw no reason to falsely burnish his résumé.

“十五五”期间

The river, which runs through seven US states that share it, is currently facing the worst drought in 1,200 years.