Megalodon may have been up to 80 feet long, but the colossal extinct shark was also probably thinner than scientists ...

The megalodon has long been imagined as an enormous great white shark, but new research suggests that perception is all wrong. The study finds the prehistoric hunter had a much longer body -- closer ...

A new species of shark has been discovered a Mammoth Cave National Park, where fossil records have revealed more than 70 ...

Skeletal reconstruction and tooth arrangement of Netsepoye from the Late Mississippian of Montana. Teeth are arranged as if ...