It was likely a "hypercarnivore," scientists say — a carnivore with a diet of more than 70% meat. Related: Mysterious 'hypercarnivore' with blade-like teeth roamed California 42 million years ...

Some were the size of a dog. Others were as large as polar bears. A newly-discovered fossil of the ferocious hyaenodont is ...

With sharp catlike teeth and a doglike body, ancient carnivores called hyaenodonts were once at the top of the food chain, but the entire lineage was wiped out about 25 million years ago ...

The team named the new genus Bastetodon partly in reference to the cat-headed ancient Egyptian goddess Bastet, in honor of where the specimen was unearthed and of the feline-like snout of the ancient ...

A nearly complete skull fossil found in Egypt has revealed a new species of Hyaenodonta, an apex carnivore that mysteriously ...