In 1989, paleontologist Darren Tanke suggested that similar breaks were the result of mating as one dinosaur mounted the ...
Dinosaur Discovery on MSN
PiInside the life of the Cretaceous dinosaur built like a natural battle machine
Pinacosaurus roamed harsh Cretaceous deserts protected by a shell of heavy armor. Its body was covered in thick plates that acted as a natural shield against predators. Fossils show a creature adapted ...
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