Venom
Definition 1 of 2
Pro Tip 1/3
Animal Source
Venom is always related to an animal origin; plants can be toxic but not venomous. Biologists are studying the venom of different sea creatures.
Pro Tip 2/3
Purposeful Use
Animals use venom to defend themselves or to catch food, not accidentally. The platypus, surprisingly, produces venom.
Pro Tip 3/3
Not Always Deadly
Some venoms aren't deadly to humans and can cause mild reactions. Bee venom causes pain and swelling but is seldom fatal.