We use them for food. Some are sausages and pork. They are pink. By Sara Z. - Grade 3 Fish can be pets for people. They live in oceans and in fish tanks, too.
Fish can be different colors and sizes.
Fish can breathe in the water for a longer time than we do. Every kind of fish has names like goldfish, catfish, wolffish, and bluefish. Some big fish eat small fish. Some fish eat fish food. They do not like dirty water because they might die.