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.

2026年2月21日 · 赵敏 · 来源：dev资讯

2025 年度企业研发投入中位数（0.77亿元）较上年（0.78亿元）减少，说明少数企业的研发支出高于多数企业。结合TOP100 情况看，主要因为头部企业增加了研发投。关于这个话题，WPS官方版本下载提供了深入分析

澳枪击事件嫌疑人为父子

Москвичи пожаловались на зловонную квартиру-свалку с телами животных и тараканами18:04，详情可参考服务器推荐

下载虎嗅APP，第一时间获取深度独到的商业科技资讯，连接更多创新人群与线下活动

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Google says this feature will initially be limited to certain food, grocery or rideshare apps. It will be available first on select devices, including the Galaxy S26 and Pixel 10, in the US and Korea.