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UT Austin Study Raises Question: Why are Fossilized Hairs so Rare?（图）
UT Austin Fossilized Hairs so Rare
2017/9/20
When most people hear the word fossil, they probably think of gigantic leg bones or sharp teeth. But, given the right conditions, after an animal dies even delicate body coverings like skin, hair and ...
Through analysis of volcanic tracks, Rice University geophysicists have concluded that hot spots like those that formed the Hawaiian Islands aren’t moving as fast as recently thought.Hot spots are are...