Tilapia is a kind of fish that lives in water. People like to eat tilapia because it tastes good and it is a healthy source of protein. Tilapia are able to live in many different kinds of water, including freshwater and salty water. They are usually farmed in tanks or ponds, and people take care of them by feeding them food that helps them grow. When the tilapia are big enough, people catch them and sell them in stores so that people can buy them and cook them for dinner. Tilapia can be cooked in many different ways, like grilling, baking, or frying.