They can eat hammerhead sharks that can give them lots of fat when they die. 
Dogfish are used for lots of uses such as: Food, Drinks, And Recycling. They are killed because there are to many of them in the wild. They will never protect there young because they don't remember who there children are. They die after 5 years. When they do die we recycle them then they are used for coats and other uses.
