As one of the largest predators to have ever lived ... These were then looked at in comparison to 170 species of living and extinct sharks, helping to work out head and tail fin sizes. Research from ...

A new study based on two decades of data shows what happens in an ocean ecosystem without great white sharks. Great white ...

As their name implies, they have six gill slits, instead of the typical five gill slits of other shark species. Of the three ...

But that’s not true. Megalodons are extinct. They died out about 3.5 million years ago. And scientists know this because, ...

The shark species grows to about 700mm (27in) and was identified as new based on its distinct variegated colouration and a “small maximum size”, scientists say. It has been known mostly only ...

Big shark species might get through 50,000 teeth in ... Their bite force is not as strong as the biggest crocodiles, with a simple reason that they have a flexible cartilage jaw - so when they ...