The flow of energy from one living thing to another is shown in the arrows in a food chain. In the food chain below, the arrows represent the flow of energy. Image caption, This food chain shows a ...

Feeding (consumption). Energy flow. The transfer of substances such as carbon and nitrogen. Food webs show a number of food chains that are interlinked due to the organisms involved living in ...

Each food chain is a descriptive diagram including a series of arrows, each pointing from one species to another, representing the flow of food energy from one feeding group of organisms to another.