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  • 猫狗之争:从进化角度看猫科比犬科更好

    It's the debate that has long divided animal lovers. Now scientists have confirmed that cats really are better than dogs at least from an evolutionary perspective. 一直以来,猫和狗哪个更好这一问题将动物爱好者划分为两大阵营。...

  • 美科学家谈人类进化:人脸是被“打”出来的

    Biologists say that as apes evolved into humans, their faces took on fighting features such as thicker jaws and foreheads. 生物学家们认为,当类人猿进化成人类时,为了适应打斗,他们的下颌和额头变得更厚实。 The ch...

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