"Decoding the Poison vs. Venom Debate"

The terms "venom" and "poison" are not interchangeable. Venom is injected directly by an animal, whereas poison is delivered passively, such as by being touched or ingested. A third category of natural toxins, the "toxungens," are actively sprayed or hurled toward their victim without an injection. These toxic chemicals are highly effective weapons in the evolutionary arms race between predator and prey.