Art illustration - Oceans & Seas - Whale shark: (Rhincodon typus) It is the world's largest, with approximately 12 m long existing fish. It lives in warm seas and oceans. It is believed that inhabits the Earth from sixty million years ago. His head is wide and flat, was assigned the name "whale shark" because of the physiology of the fish, because it is a shark but has a comparable size to that of a whale. despite its huge size, it poses no danger to humans.