Analysis of a fossilized shark skull that was found in South Africa in the 1980s has revealed that the mysterious ghost shark, a group of elusive prehistoric fish that has existed before the time of ...

A fossilized shark skull that’s more than 280 million years old could be a missing evolutionary link between sharks, and their strange deep-sea relatives known as ghost sharks. That’s not all: by ...

Researchers have uncovered the remnants of a huge, fossilized shark head in the walls of a cave in Kentucky. The remains of the ancient animal are located in Mammoth Cave National Park, which is home ...