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1月21日 · 孙亮 · 来源：tutorial资讯

Even now, she records many of her vocals at home, with a sock stretched over the microphone to prevent popping and sibilance.

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