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Transcript
Types of Interactions Between Two Species Species Interactions Species A Species B Description Example harmed harmed Each species negatively affects the other Both fox and coyote are predators of mice Predation benefited harmed Species A feeds on Species B Fox huts and feeds on a rat Parasitism benefited harmed Species A feeds on Species B Mutualism benefited benefited Each species is helpful to the other Tapeworms attach themselves to the insides of the intestines of humans. Eating the host's partly digested food, depriving the host of nutrients Moths pollinate and lay eggs on yucca flowers: moth larvae spread the yucca seeds Commensalism benefited unaffected Species A benefits from Species B, but Species B is unaffected Competition Wren bird makes nest without affecting the cactus Types of Interactions Between Two Species
