How does the armored tiling on shark and ray cartilage maintain a continuous covering as the animals' skeletons expand during ...

Professor Mason Dean researches how armoured tiling on shark and ray cartilage maintains continuous covering as the animals' ...

A new study proposes that the massive ancient shark was built more slenderly than a great white. But not all paleontologists ...

Acanthodians are not at all shark-like in shape, for they have diamond-shaped scales and spines in front of all the fins,' says Emma. 'But they do have a cartilage skeleton, a shark-like skull and jaw ...

Their skeletons are made of cartilage - the same soft, flexible stuff as your ears and the tip of your nose are made of. This is true for all sharks, from the formidable great white to the gentle ...

New research reignites debate over the size of this extinct giant, also suggesting it looked unlike a great white ...

Everyone's favorite prehistoric shark may have been much sleeker and much larger than previously thought. A new study ...

The difference between a shark and other fish: Unlike bony fish, sharks, rays, skates, and chimaeras are cartilaginous fish, meaning their skeletons are made of cartilage, not bone. Their skin is ...

As a shark, megalodon is part of the family of cartilaginous fishes. “They have a very poorly mineralized skeleton. There are no true bones that make the skeleton hard,” Shimada said.

with 510 species of shark and 650 species of ray, what do they really have in common? They both have a skeleton made of cartilage, similar to what human ears and noses are made of. It’s strong ...