Most plants and some bacteria are autotrophs. Heterotrophs are organisms that are unable to use energy directly from the sun. They must get their food by eating autotrophs or other heterotrophs. Heterotrophs are consumers and decomposers. Heterotrophs are consumers and decomposers.
Herbivores are animals that eat solely on plants.
The Cougar is a carnivore. Ominivores are animals that feed on both plants and animals. Carnivores are animals that feed on other animals. Parasites are plants are animals that become associated with another plant or animal and feed on it over an extended period of time. Detritus Feeders get their energy from detritus.