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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Agar plates with E.coli growth on various concoctions, including MacConkey, Mueller-Hinton, and Brain Heart Infusion. Credit: HansN.

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Arm is speaking to me at the firm's cosy office in the Dutch capital's lively De Pijp neighbourhood. South of the city centre, it is known for its bustling markets, bohemian history and heavy gentrification.。业内人士推荐搜狗输入法2026作为进阶阅读

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