They have inhabited the Earth for over 80 million years, but bumping into one of these creatures alive is extremely rare. For ...

Hybodus lived about 303.4 million to 66 million years ago and is possibly one of the longest-living prehistoric sharks of all time. It’s definitely the longest-living one on this list! The ...

Just in time for summer, the megalodon—the ancient, city bus-sized shark known as the “Megatooth”—has reared its ravenous snout. While the oceans are now safe from the Megatooth, which went extinct an ...

At the beginning of the Cretaceous Period (145 million to 66 million years ago) sharks were once again widely common and varied in the ancient seas, before experiencing their fifth mass extinction ...

A prehistoric food fight may have spelled the end for the megalodon, the largest shark that ever lived. A study of the ocean giant's fossil teeth suggests it had to compete for food with another ...

Kenzie, 12, found the tooth while digging on Clacton beach but thought it was a stone A "strange-looking stone" found on a beach has turned out to be the tooth of a prehistoric shark, an expert said.

"This species of scallop has been extinct for almost 2 million years," the poster from North Carolina told Newsweek.

Megalodon sharks were the prehistoric oceans ' largest predators, but that doesn't necessarily mean they were the best hunters. They are the biggest carnivorous sharks to ever swim the seas.