Mutualism
http://www.ehow.com/facts_6891797_mutualism-big-fish-little-fish.html
A symbiotic relationship in which both species benefit from the relationship is known as mutualism.
Mutualism is the first form of symbiosis, this form of symbiosis is the only form when both organisms benefit by using each other.
In this picture the fish are using the whale to hide from larger predators, while the whale uses the fish to clean his gills and mouth.
Mutualism is the first form of symbiosis, this form of symbiosis is the only form when both organisms benefit by using each other.
In this picture the fish are using the whale to hide from larger predators, while the whale uses the fish to clean his gills and mouth.
Commensalism
http://en.wikipedia.org/wiki/Commensalism
Commensalism is a symbiotic relationship in which one member of the relationship benefits and the other is neither helped nor harmed.
A titan triggerfish creates feeding opportunities for smaller fish by moving large rocks too big for them to shift themselves out so they can get to there food. The titan tiggerfish helps them but gets nothing in return.
A titan triggerfish creates feeding opportunities for smaller fish by moving large rocks too big for them to shift themselves out so they can get to there food. The titan tiggerfish helps them but gets nothing in return.
Parasitism
Parasitism is when one organism is beneficial and the other is harmed in the relationship.
In this relationship the flea benefits because it gets blood from the dog, but it hurts the dog to lose the blood and because the flea is attached to the dogs skin.
http://king.portlandschools.org/files/houses/y2/animalmaineia/files/species/coyotebq/ecology/Ecology.html
In this relationship the flea benefits because it gets blood from the dog, but it hurts the dog to lose the blood and because the flea is attached to the dogs skin.
http://king.portlandschools.org/files/houses/y2/animalmaineia/files/species/coyotebq/ecology/Ecology.html