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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Что думаешь? Оцени!

對華逆差超千億美元下载安装 谷歌浏览器 开启极速安全的 上网之旅。对此有专业解读

Фото: Liesa Johannssen / Reuters

쿠팡 김범석, 정보유출 99일만에 영어로 “사과”

塔可夫斯基最后16年的精神絮语

"It's for everybody."