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科学松鼠会 » 小绵羊人畜无害的“羊设”怎么来的？
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温顺的绵羊简直就是家养动物的楷模。当大概四只以上的绵羊同时在场时，它们就会表现出群聚的行为，每只羊都会想要跟着其他羊一起行动，谁先动谁就是领路羊。
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