Sharks are a group of fish with skeletons made from cartilage instead of bone ... Read on to find out about the biggest sharks in the world. The whale shark, Rhincodon typus, is the largest fish in ...

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 ...

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 ...

Orcas may be targeting whale sharks' ventral side because there their bodies are thought to be the least protected. For example, there is less muscle and cartilage in this area, allowing easier ...