none Animals and man; Control; Nutrition; Diet; Feeding behaviour; Evolution; Behaviour; Parasites diseases and disorders; Parasites; Insect parasites; Hosts; Insect hosts; Ecology; Abiotic factors; Land and freshwater zones; Nearctic region; North America Insecta; Biological control; Implications of parasitoid adaptive responses to plants; Food plants; Evolutionary adaptation; Parasitoid behavioural & ecological adaptations to plants; Behaviour; Insect parasites; Parasitoid behaviour & ecology, implications of interactions with plants; Insect hosts; Plant imposed constraints on parasitoid behaviour & ecology; Ecology; Parasitoids, effects of interactions with plants Manduca sexta (Sphingidae); Food plants; Hymenopteran parasite adaptive responses to different plants; Hymenopteran parasites; Cotesia congregata; Parasite adaptive responses to hosts food plants; USA; Food plant effects on hymenopteran parasite behaviour & ecology, review Cotesia congregata (Braconidae); Foraging; Lepidopteran host seeking, host food plant effects; Evolutionary adaptation; Behavioural & ecological adaptations to food plants of lepidopteran hosts; Variation; Responses to lepidopteran host food plants; Learning; Role in ecological & behavioural adaptation to lepidopteran host food plant; Lepidopteran hosts; Manduca sexta; Behavioural & ecological constraints imposed by host food plants; Population dynamics; Interactions with lepidopteran host food plant relationships; Chemical factors; Alleochemicals of lepidopteran host food plants, adaptive responses, review; USA; Behavioural & ecological adaptations to lepidopteran host food plants