Watch this video to learn how to survive a bite from a North-American Cottonmouth snake. If you are ever bitten by a cottonmouth snake, also known as a water moccasin, you would want to follow these steps: 1. Call for emergency assistance. 2. Don't suck out the venom. 3. Don't cover the snake bite. 4. Don't apply a tourniquet or any pressure to the bite. 5. Treat the person for shock. Give them water and make them sit down. 6. When help arrives, get the snake bite victim to the hospital immediately. By following these steps you should be able to survive a cottonmouth snake bite.