A pile of dandruff shed by dinosaurs roughly 125million years ago have been discovered in Liaoing province in China.The white fry white flecks are almost identical to human dandruff and measure 1 to 2 millimetres and made up of keratin.It's is believed that their May have come from Microraptor ,Beipiaosaurus and Sinornithosaurus dinosaurs and Confuciusornis Bird.It shows that they shed skin in clumps rather than in one go like modern snakes and lizards.
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