NEW YORK — Today's sharks have nothing on their ancient cousins. A giant shark that roamed the oceans millions of years ago could have devoured a creature the size of a killer whale in just five bites ...

Fifteen million years ago, now-extinct species of dolphins, whales and large sea cows roamed the world’s oceans, topping the underwater food chain. Yet back then, any one of these creatures could ...

The Meg was shaped more like a whale than the giant great white shark in the Jason Statham movies, suggests new research.

Orcas in the Gulf of California off the coast of Mexico have been spotted hunting young great white sharks by flipping them over to incapacitate them before eating their energy-filled liver, new ...

UNDATED (WKRC/CNN Newsource) - Scientists discovered that a pod of orcas have developed a new method for killing whale sharks, the world's largest fish. Scientists have believed that killer whales, or ...

Fossils have a way of captivating everyone, no matter their profession or the species unearthed, but there’s something about Megalodon that grips the imagination like no other. Fossilized shark teeth ...

A new study proposes that the massive ancient shark was built more slenderly than a great white. But not all paleontologists agree. This illustration of megalodon may be wrong. The ancient predatory ...