Thursday, April 7, 2011

animal kingdom

a relationship means:  A logical or natural association between two or more things.
but also there exists relationships in nature and some examples of this are.

 commensalism

only one member benefit
sharing space, defense, shelter, food
neither will die if relationship is ended
Shrimp & sea cucumber

Mutualism: 
Both organisms derive mutual benefit
intimate and obligatory
neither can survive without the other
Clownfish & sea anemone
 
Parasitism
 not  symbiotic
causes harm to host
mosqitoes whit humans blood
 

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