Some were the size of a dog. Others were as large as polar bears. A newly-discovered fossil of the ferocious hyaenodont is helping scientists understand a little bit more about the mysterious creatures.

The species, known as Bastetodon and named for an Egyptian goddess, had sharp teeth and an incredibly powerful grip

Scientists have discovered a “fearsome” new species of carnivore that lived 30 million years ago, after finding a skull in the desert in Egypt. The “leopard-sized” mammal known as Bastetodon is believed to have coexisted with hippos and early elephants in what was then a lush forest in Fayoum,

A rare discovery of a nearly complete skull in the Egyptian desert has led scientists to the "dream" revelation of a new 30-million-year-old species of the ancient apex predatory carnivore, Hyaenodonta.