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.
Spider-Man: The Venom Saga symbiote owes its earthly return, to steal a machine from Stark Enterprises capable of releasing Dormammu from his own far-off dimension. When Venom battles Spider-Man and War Machine, he is easily defeated by the two heroes. Baron Mordo and Dormammu help Eddie Brock's insane cell-mate Cletus Kassidy bond with a symbiote, who later dubs himself Carnage. Carnage then assists Venom in his task to retrieve the technology from Stark Enterprises, though when Carnage attempts to destroy Spider-Man, Venom attacks him, telling him that Spider-Man is Venom's and Venom's only. When Venom refuses to continue to work for Dormammu, Carnage is