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为什么狗狗无辜眼神让人难以抗拒？进化的“伎俩”！
source link: https://tech.sina.com.cn/d/a/2019-07-02/doc-ihytcerm0705150.shtml
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新浪科技讯北京时间7月2日消息，据国外媒体报道，养狗的人想必都很熟悉传说中无辜可爱的“狗狗眼”，而科学家近日找到了狗狗们进化出这种表情的原因。狗的眼周之所以进化出了这些新肌肉，是为了更好地与人类交流，研究人员将狗与狼的解剖结构和行为表现进行
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