Does A Food Chain Always Have 3 Things In It. There are usually three or four organisms in a food chain. Examples of Food Chains Diagrams.
A hawk eats a snake which has eaten a frog which has eaten a grasshopper which has eaten grass. These links make a food chain. The sun is the initial source of energy which provides energy for everything on the planet.
Most food chains start with organisms that make their own food such as plants.
This lesson will define what a food chain represents go through specific examples of food chains and compare and contrast a food chain with a food. These links make a food chain. A squirrel that feeds on plants is called a primary consumer. Organisms that eat other living things are known as consumers.
