When Jeff Kneebone was a college student in 2002, his research involved a marine mystery that has stumped curious scientists ...

The size discrepancy among thorny skates has been noted for nearly a century, but the issue became especially significant in ...

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 ...