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中国的本地的常见食用淡水鱼,为什么大都刺多?纯粹是因为自然 ...
每当你吃鱼,嫌弃鱼刺多的时候…… 生物学家也在困惑,鱼为什么要长刺?! 我们知道,人类是早期鱼类经过5亿年演化来的,我们的骨骼系统也继承自鱼类骨骼系统。 但鱼刺却和我们没有半点关系。 人类的骨骼系统源于鱼类的头骨、中轴骨骼,以及附肢骨骼。
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