Megalodon was likely a long, streamlined predator, not a bulky giant. Scientists compared its bones with modern sharks.

The infamous beast, The Meg, that terrorised divers in the blockbuster film of the same name was closer to a whale, research ...

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 ...