Symbiosis is the living together of two organisms that are not similar.
- Parasitism- One organism is the food and/ or the shelter of another organism.
- Commensalism- One organism benefits and the other isn't affected.
- Mutualism- Both species benefit
- Mutualism~Blue oak and sage brush's relationship
- Commensalism~ Red winged black bird and Torrey pine
- Parasitism~ The Parasites that live on the red winged black bird.