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What is 1 + 3?
a network of food chains, hierarchical series of organisms each dependent on the next as a source of food.
a group of organisms that share the same position on the food chain
organisms that eat other organisms
animals that eat only plants (e.g. deer, caterpillars, rabbits, elephants)
animals that eat both plants and animals (e.g. rats, raccoons, humans)
animals that each other animals (e.g. spiders, hawks, lions)
animals that feed on the bodies of dead animals (e.g. vultures, hyenas, worms)
organisms that get their energy by breaking down the remains of dead organisms or animal wastes (e.g. fungi)
organisms that use photosynthesis to make their own food, make up the first trophic level (e.g plants, algae)
animals that eat herbivores, also known as primary carnivores
animals that eat primary carnivores, also known as secondary carnivores
animals that have to predators, the top of the food chain, also known as top predators