Venom is always injected by an animal into its prey. The animal may deliver the venom with a fang, a tooth, or a claw, for instance. Poison is always ingested.
Animals produce two main types of venom, and sometimes a combination of both.
Neurotoxins attack the nervous system, and hemotoxins attack the circulatory system. Antivenin is derived from antibodies in the blood of a horse that has been injected with venom. Exploding the Myths Rattlers do NOT always rattle before they strike. More people die from bee stings each year than snakebites. In the United States, about 8,000 people receive venomous snakebites.