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jueves, 21 de octubre de 2010

Summary: Surviving in the Ecosystem

      

       To survive in an ecosystem first you need to adapt. Then have some Simbiosis. Simbiosis is the interacting of the animals with each other. there are three tipes of simbiosis. 1 Mutualism: in mutualism they benefit both. An example can be a flower and a bee. 2 Parasitism: in parasitism one harm the other one. An example can be a dog and a fley. 3 Commensalism: a relasionship when one benefit withoug harming the other one. An example can be the yucca tree and the yucca moth.

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