none Nutrition; Diet; Parasites diseases and disorders; Parasites; Insect parasites; Hosts; Insect hosts; Ecology; Population dynamics; Land and freshwater zones; Nearctic region; North America; USA Araneae; Phalangium opilio (Opiliones ); Coleoptera; Diptera; Neuroptera; Prey; Aphis pomi (Hemiptera); Impact on population; Washington; Impact of predation on hemipteran population Praon (Braconidae); Hemipteran hosts; Aphis pomi; Impact on host population; Washington; Impact on hemipteran host population Hemiptera; Prey; Aphis pomi; Impact on population; Washington Aphis pomi (Aphidoidea); Hymenopteran parasites; Praon; Mortality; Predators; Arthropoda; Impact on population; Washington; Parasites & predators, list & influence