There are more than 350 kinds of different sharks. You can read about them eating planton. You can read about the body parts of the shark their gills, swim bladder,liver, intestines,stomach,pores,and teeth. Their skeleton is made of cartlidge. Sharks eat tin cans, license plates,shoes, tar paper and other fish. Shark attacks are less than 100 per year. They are still trying to find out why sharks attack people.