A relationship between organisms or species that is helpful to both

The interaction between two animals in which one animal eats the other

Overlapping food chains with different pathways to show the flow of energy in an ecosystem

An organism that transforms energy from the sun and uses carbon dioxide and water to make food

An organism that must consume other organisms for nutrients

An organism that gets its energy by feeding on producers in the food chain

An animal that eats primary consumers (i.e., other animals that eat plants)

Organisms such as bacteria and fungi that break down the remains of dead plants and animals without need for internal digestion