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2000万年前琥珀化石 发现昆虫和植物


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这一批珍贵的琥珀发现于秘鲁北部,封存在其中的昆虫和植物距今已2000万年,一直生存到300万年前的冰河时期。这些琥珀石中包着的昆虫有啮虫目、双翅目、鞘翅目、半翅类和蜘蛛,同时还有孢子和花粉化石,甚至还有啮齿哺乳动物的一滴血及毛发残留物。这一时期的标本非常罕见,科学家们从未料到会发现这些昆虫。

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