By: Dawson Propst
Interaction between two different organisms living in close physical association, typically to the advantage of both.
Mutualism- When both organisms benefit.
Commensalism- When one organism benefits and the other neither benefits or suffers.
Parasitism- When one organism suffers and the other benefits.
Mutualism- A bird an a rhinoceros
Commensalism- Whale and Barnacles
Parasitism- Fleas and Dogs