41. The definitive host usually does not show any symptoms of infection, but the intermediate host does. 42. The parasite completes its lifecycle when the intermediate host passes on the parasite to the definitive host . 43. The parasites undergo sexual reproduction in the gut of the definitive host -a bird of prey. 44. "Fasciola hepatica " occurs in liver of definitive host and its life cycle is indirect. 45. Climate affects both " F . hepatica " itself and its definitive host , the snail. 46. For example, dingoes serve as a definitive host before larvae infect sheep in the mainland of Australia. 47. Infection of humans or other mammals ( definitive hosts ) occurs via consumption of raw or undercooked crustaceans. 48. In areas of high abundance in definitive hosts , the fear of spread to commercial livestock is greatest. 49. "Setaria cervi " is transmitted between mammals as definitive hosts and insects as intermediate hosts. 50. In the definitive host , in which sexual reproduction occurs, eggs are commonly shed along with host feces.
