By spreading its wings, the snowberry fly gives the appearance of a spider. Living among red coral, the hawkfish is difficult to see. Symbiosis How is parasitism different than predation? Mutualism Incidence of Lyme disease (U.S.) Which of the following act as environmental resistance on white-footed mice? Parasitism functions as environmental resistance on which of the following species? Which of the following is an example of commensalism? Which of the following functions as a predator in this ecosystem? What would be the population effects of a large gypsy moth outbreak in this type of ecosystem?