8 of the Venomous Snakes in the United States

By Manish Choudhary

1. Eastern Diamondback Rattlesnake 

Biggest venomous snake in the East, up to 8 feet. Found in forests and swamps. Venom hurts tissues and blood cells. 

2. Timber Rattlesnake 

3-5 feet, found in rocks. Less potent venom than Eastern Diamondback. 

3. Western Diamondback Rattlesnake 

2-4 feet, prefers deserts. Venom affects nervous system.

4. Mojave Rattlesnake 

Small, up to 2 feet, found in southwestern deserts. Potent neurotoxin venom. 

5. Copperhead 

2-3 feet, found in the East. Venom hurts, but less than rattlesnakes. 

6. Cottonmouth 

2-4 feet, found in the Southeast near water. Venom is similar to Copperhead. 

7. Coral Snake 

Brightly colored, 2 feet, in the Southeast and Southwest. Rarely bites, but has a neurotoxin venom. 

8. Harlequin Coral Snake 

Similar to Coral Snake but different colors. Rarely bites, neurotoxin venom.