Several fossil teeth from the giant predatory shark Otodus megalodon show scratch marks that could only have been made by members of their own species, suggesting that the largest sharks of all time ...

The new exhibit showcases some of the earliest examples of animal armor in simple creatures, but a lot has changed in those 500 million years. “This exhibit starts with some of the earliest armor ...

Megalodon is an extinct species of shark that lived from around 23 million to around 3.6 million years ago, during which time it occupied a prime position at the top of the food web, before being ...

Add Yahoo as a preferred source to see more of our stories on Google. Before the famously huge megalodon, another fearsome ocean predator roamed the seas. According to a paper published earlier this ...

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, new ...

Flinders University provides funding as a member of The Conversation AU. Imagine the seas off Peru, 6 million years ago. A group of long-nosed dolphins swam through the warm seawater, breaking the ...

Before the famously huge megalodon, another fearsome ocean predator roamed the seas. According to a paper published earlier this year in Communications Biology, a massive shark that exceeded the size ...