INTERRELATIONSHIPS Different ways species can get along, or not get along Predation + - Competition - - Parasitism + - Commensalism + o Mutualism + + +

INTERRELATIONSHIPS

Different ways species can get along, or not get along

Predation + -

Competition - -

Parasitism + -

Commensalism + o

Mutualism + +

+ = benefit

- = harmed

0 = unaffected

e.g., +- means one gains, one loses

INTERRELATIONSHIPSMutualism

Which Type?

Both the bee and the plant gain

INTERRELATIONSHIPSCompetition

Which Type?

Both the bobcat and coyote lose when the other eats common food source

INTERRELATIONSHIPSParasitism

Which Type?

The parasite gains, the host loses

INTERRELATIONSHIPSPredation

Which Type?

INTERRELATIONSHIPSCommensalism

Which Type?

Snake gains home, rodent unaffected (hole abandoned long ago)

INTERRELATIONSHIPS: Review

MutualismWhich Type?

Both gain

Coyote eats, seeds are dispersed


CompetitionWhich Type?

Both lose available soil moisture


CommensalismWhich Type?

Elf owl gains and woodpecker is unaffected

Elf owl gains by using abandoned saguaro hole made by woodpecker

http://images.google.com/imgres?imgurl=http://paulmirocha.com/resources/images/prints/elf_owl.jpg&imgrefurl=http://paulmirocha.com/prints.htm&h=480&w=359&sz=45&tbnid=BSuuWRSrWJnkQM:&tbnh=126&tbnw=94&hl=en&start=6&prev=/images%3Fq%3Delf%2Bowl%26svnum%3D10%26hl%3Den%26lr%3D

INTERRELATIONSHIPS Different ways species can get along, or not get along Predation + - Competition - - Parasitism + - Commensalism + o Mutualism + + +

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INTERRELATIONSHIPS Different ways species can get along, or not get along Predation + - Competition - - Parasitism + - Commensalism + o Mutualism + + +