The species survived for over 16 million years ... Genetically, they were very closely linked to the sharks of today! These sharks lived all around the world until about 80 million years ago.

The name "carpet" comes from their appearance; many (but not all) carpet sharks have markings reminiscent of a fancy rug. Carpet shark species include: Some people think of the hammerhead shark as ...

Over one quarter of all known shark species are considered threatened or endangered. Sharks are apex predators in many ecosystems, and their disappearance is causing dangerous imbalances in marine ...

But with 510 species of shark and 650 species of ray, what do they really have in common? Well, all sharks and rays share some fundamental features. ...with 510 species of shark and 650 species of ...

Do all sharks have sharp, pointy teeth? Myth! Sharks have teeth adapted to their individual diets. While some species like lemon sharks do indeed have pointed teeth to help catch their slippery ...

New assessments by the International Union for Conservation of Nature (IUCN) show 316 chondrichthyan species – sharks, rays and skates, and chimaeras – are now threatened with extinction. “These ...

About 30 countries back the three proposals concerning species of mako shark and a range of critically endangered ray species in the guitarfish and wedgefish families Sharks have stalked the ...