Despite not having bones, sharks can grow pretty large. There’s the aforementioned whale shark, roughly the size of a bowling ...

The evolution of the shark is not what most people would expect. Instead of sharks evolving from a massive predator, the ...

A Shark Ancestor’s Skeleton Was Made Of Bone, Not Cartilage Megalodons and other ancient sharks evolved from a sightless, finless, boneless fish. ©racksuz/Shutterstock.com ...

Threshers are not named for the thrashing motion of their tail, as many assume. Instead, their name comes from a farming ...

Apex predators are typically thought of as strong, formidable, and massive. Interestingly, sharks possess all these qualities despite having no bones in their bodies. Instead, shark skeletons are made ...

Investigations into tessellated cartilage, for example, have uncovered that local variations in mineral density correlate with regional differences in mechanical properties, providing a ...

The shark’s skeleton, composed entirely of cartilage rather than bone, has also been investigated for anti-cancer properties. Shark cartilage contains several bioactive compounds that appear to ...

Shark skeletons are made of cartilage which is weaker than solid bone and subject to deterioration much faster. But because of the location in which this ancient shark died, its skeleton could be ...