This fossilised claw of a meat-eating Gorgosaurus carried apparent blood cells. Photo: Washington Post This fossilised claw of a meat-eating Gorgosaurus carried apparent blood cells. Photo: Washington Post
This fossilised claw of a meat-eating Gorgosaurus carried apparent blood cells. Photo: Washington Post

Ancient blood cells and collagen found on dinosaur fossils, scientists say

This fossilised claw of a meat-eating Gorgosaurus carried apparent blood cells. Photo: Washington Post This fossilised claw of a meat-eating Gorgosaurus carried apparent blood cells. Photo: Washington Post
This fossilised claw of a meat-eating Gorgosaurus carried apparent blood cells. Photo: Washington Post
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