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 ...

Roaming the ancient seas eons ago, the megalodon shark eviscerated its prey with jaws that were 10 feet wide. Warpaintcobra/iStock via Getty Images Plus Imagine traveling back in time and observing ...

Megalodons were the biggest sharks on the planet. Recent studies show how these apex predators reached lengths of 50 feet with heads the size of cars.

Megalodon may not be the picky eaters, as past examinations envisioned them to be. A new study published in Earth and Planetary Science Letters discusses how the voracious beast was eating varying ...

The Meg was shaped more like a whale than the giant great white shark in the Jason Statham movies, suggests new research. Megalodon, the prehistoric ocean hunter, was a "longer, sleeker super predator ...

(CNN) — Paleobiologist Dr. Kenshu Shimada has been fascinated by fossil sharks, including the giant Otodus megalodon, since childhood — he found his first megalodon tooth at 13 years old. So when he ...

Shark biologists now say a lemon shark, like this one, is a better model of the extinct megalodon's body than the great white shark. The megalodon has long been imagined as an enormous great white ...

A shark so rare it was once thought to be extinct was just spotted off the Welsh coast. The Wildlife Trust of Wales captured footage of the angel shark in Cardigan Bay, the first documented sighting ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. Few prehistoric monsters capture the ...

Would you ever venture into the ocean if you knew this creature could be lurking beneath you? It's twice the size of a T. rex ...

The megalodon tooth 7-year-old Foster Frazier found back in June. The tooth is estimated to be over 5 inches long. Photo provided by Tina Frazier. While finding shark teeth on the beach isn’t uncommon ...