As the weather warms, snakes become more active, which could increase your chances of getting bitten. 🐍 99% of snakebites in the USA are from the pit viper (Crotalidae) family of snakes, which includes rattlesnakes, copperheads and cottonmouths or water moccasins. According to the Mayo Clinic, snakebites from venomous snakes, including the rattlesnake, come with various symptoms: "There is severe burning pain at the site within 15 to 30 minutes. Click the link in our bio to learn what to do if someone is bitten by a rattlesnake.