Life cycle Infective stage: metacercaria a Infective route: oral consumption (eating raw fresh water crabs and crayfish with metacercariae) a Development in definitive hosts including pre adult migration Site of inhabitation: lungs◼ Infective stage: metacercaria ◼ Infective route: oral consumption (eating raw fresh water crabs and crayfish with metacercariae) ◼ Development in definitive hosts including pre￾adult migration ◼ Site of inhabitation: lungs Life cycle