Cartilage doesn't preserve as well as bones, so the most older shark fossil records are based on isolated scales and teeth. In fact, shark teeth are among the most commonly found fossils around the ...

When people think of “big sharks,” they usually think of the legendary shark, Megalodon (Otodus megalodon), which reached at least 50 feet (15 meters) in length when it was ruling our oceans million ...

“Baby shark” has taken on a whole new meaning. Newborn megalodon sharks were supersized fish larger than most adult humans, a new study suggests. An analysis of the growth rates of the ancient ocean ...

A new study shows that the gigantic Megalodon or megatooth shark, which lived nearly worldwide roughly 15-3.6 million years ago and reached at least 50 feet (15 meters) in length, gave birth to babies ...

A megalodon's head alone was the size of a car. The prehistoric monster of Hollywood fame was the largest meat-eating shark to ever roam the ocean. It reached lengths of 50 feet, with dorsal fins that ...

New research into the developmental biology of the gigantic prehistoric shark, known as the megalodon, gave birth to 2-meter-long pups that likely ate fellow embryos in the womb. A recent research ...

A Gulf Coast woman joined an exclusive marine-paleontology club last week when she discovered the tooth of a megalodon, the gargantuan ancestor of modern sharks that vanished from the world's oceans ...

The research appears to confirm that, even as newborns, the extinct sharks were very, very big. By Katherine J. Wu In many ways, megalodons — the long-gone, leviathan predecessors of today’s sharks — ...

Famously, the Megalodon was the biggest shark in the world, and one of the most powerful predators to have ever lived. Formally called Otodus megalodon, it is commonly portrayed as a gigantic, ...