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：user资讯

Feb 27, 2026 4:36 AM

一块“钢”，可以“挑大梁”。在山东日照，一条产值2000亿元的钢铁产业链正加速向全球价值链高端攀升，科技这一“关键变量”成为当地钢铁产业高质量发展的“最大增量”。

夯实中国式现代化的底座，推荐阅读safew官方版本下载获取更多信息

Tonnes of food saved from supermarket bins

12:15, 27 февраля 2026Интернет и СМИ

中国船东协会

The former Little Mix star spoke to BBC Bitesize Other Side of the Story while promoting her new solo album, and encouraged people to do their research when they see claims made about people on socials and some news sites.