Symbiosis. It’s all about relationships!. Symbiosis is a close relationship between two or more different species. Mutualism. Mutualism— A relationship where both species benefit from the relationship. Parisitism.
It’s all about relationships!
Parasitism-- A relationship between two species in which one species (the parasite) nourishes itself to the disadvantage of the other species (the host).
Cleaner shrimp cleaning a zebra moray eel. Mutualistic relationships such as these promote the well-being of the host fishes and provide food for those that do the cleaning.
The black walnut secretes a chemical from its roots that harms neighboring plants, an example of amensalism.