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：book资讯

[[ anyRcv isNil ifTrue: anyBlock ] ->  [ anyRcv ifNil: anyBlock ]] brewrite preview

Наталья Анисеева (редактор отдела оперативной информации)

Сразу шест。关于这个话题，爱思助手下载最新版本提供了深入分析

Russell Brandom

But that little girl set her sights even higher - she wanted to be at the controls of a spacecraft.

say experts

这一阵子，只要单位不加班，周五下了班，小苏就从石家庄主城区赶回家帮父母做灯笼。妈妈说：“人家都忙着搞对象，你不要跑了。”她不听，她是心疼父母，“年底忙，我帮他们干点儿，爸爸妈妈太辛苦了。”