sentence: Most species kill their hosts, though some cause the hosts to become sterile and less active.
sentences_after: The endoparasitoid species lay their eggs inside the victim. They have elaborate adaptations which improve larval survival inside the host. They have endosymbiotic viruses which disable the host immune defences. These polydnaviruses are often used by the wasps instead of a venom cocktail.
concept_name: specie
headings: Braconid Parasitism
categories: Wasps Parasites