Venom organ failure. Many caterpillars have defensive venom glands associated with specialized bristles on the body, known as urticating hairs, which can be lethal to humans (e.g., that of the "Lonomia" moth), although the venom's strength varies depending on the species. Bees synthesize and employ an acidic venom (apitoxin) to cause pain in those that they sting to defend their hives and food stores, whereas wasps use a chemically different alkaline venom designed to paralyze prey, so it can be stored alive in the food chambers of their young. The use of venom is much more widespread than just these examples.
Alternative versions of Venom York's ninja criminal gangs. Separately, the Venom symbiote appears as a black liquid that is released from a cursed amulet. The symbiote draws energy from the amulet's wearer, which can be fatal after prolonged exposure. The wearer's strength and agility are increased, and his or her ability to control their own violent urges is reduced. When Peter Parker becomes possessed by the evil amulet, removing it leaves him near death. Venom captures the amulet and chooses to sacrifice his own life to force it to save Peter, repaying the debt he owes for Peter sparing his life. This act revitalizes