What Requires A Living Host To Survive?

What Requires A Living Host To Survive? Bacteria and viruses can live outside of the human body (for instance, on a countertop) sometimes for many hours or days. Parasites, however, require a living host in order to survive. Bacteria and parasites can usually be destroyed with antibiotics. What parasite requires a host to survive? To

Is Ophiocordyceps Unilateralis A Parasite?

Is Ophiocordyceps Unilateralis A Parasite? Ophiocordyceps unilateralis (Ascomycota: Hypocreales) is a specialized parasite that infects, manipulates and kills formicine ants, predominantly in tropical forest ecosystems. Is Cordyceps a parasite? Most Cordyceps species are endoparasitoids, parasitic mainly on insects and other arthropods (they are thus entomopathogenic fungi); a few are parasitic on other fungi. Is Ophiocordyceps