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中国湖北发现清江生物群，打开全新寒武纪生物宝库！
source link: https://tech.sina.com.cn/d/c/2019-03-22/doc-ihtxyzsk9527907.shtml
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来源：我是科学家iScientist距今大约5.4亿年前[1]，地球上发生了一件史诗级别的生物演化大事件——“寒武纪大爆发”（CambrianExplosion）。当今动物所在的大部分门类，都在那个时候“唰”地一下冒了出来。长久以来，展现寒
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