Some were the size of a dog. Others were as large as polar bears. A newly-discovered fossil of the ferocious hyaenodont is ...
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HowStuffWorks on MSNCeratosaurus: The Horned Lizard of the Jurassic PeriodHey there, dinosaur enthusiasts! Let’s dive into the world of Ceratosaurus, a predator of the Jurassic period.
The end of the Cretaceous Period, 66 million years ago, marked the dramatic extinction of the dinosaurs. Until now, our ...
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