The Megalodon may have been the top predator in its time, but it had fierce competition in the form of Livyatan melvillei, a massive prehistoric sperm whale. This whale was no gentle giant – it ...

Some fossilized teeth from giant ancient megalodon sharks have unique scratches on them. These scratches, researchers believe ...

Estimates suggest megalodon actually grew to between 15 and 18 metres in length, three times longer than the largest recorded great white shark. It may have been comparable in length to today's ...

As the top predator of its day, megalodon feasted on small whales, sea turtles ... he realized that tongue stones were in fact prehistoric shark teeth that belonged to something much bigger.

For example, our knowledge of Megalodon's existence comes from the fossil record, which reveals teeth designed for hunting dolphins and whales. These teeth occur in the fossil record between 15 ...

The megalodon, great white shark and mako shark are not the only warm-blooded marine animals. Others include aquatic mammals such as whales, dolphins, seals, sea lions, walruses and manatees.

The megalodon was not only large ... Yet their size hindered their mobility, something that prehistoric whales could have taken advantage of. Baleen whales of that time period were significantly ...

it's closer in length to a modern sperm whale. Its stomach may have held 10,000 litres, that's enough for it to have eaten 20 whole cows...if cows swam in the sea. How big are the megalodon's ...

Just in time for summer, the megalodon—the ancient ... That puts Megatooth, and probably some of its ancestors, at the top step of the prehistoric food chain when it stalked the seas during the ...