Like all sharks, whale sharks don’t have bones, rather their skeleton is made of cartilage. Other shark characteristics ...

(Cartilage, in case you’re not familiar with it, is strong, flexible tissue that lines joints and creates structure in the nose, ears, and other parts of the body.) The kneecap, or patella, is a ...

Learn about the two species of manta rays. Visit the Oceana blog to learn more about the giant manta ray and reef manta rays.