Symbiosis is the animal that living together. Some of the animal get benefit.
They are three types of symbiosis.
Parasitism is the plant that get the nutrients from the big tree example loranthus and tree.
Mutualism is the two way that both of them get benefit example clown fish and anemone.A clownfish can help an anemone catch its prey ,An anemone makes an ideal home for a clownfish.
Commensalism is the two types animal between them that one got benefit and another one not have anything affect example shark and remora. The remora travels everywhere the shark goes. It eats any parasites on the shark which helps keep the shark clean.