Cottonmouth / Water Moccasin 

(Agkistrodon piscivorus)

* VENOMOUS *

Cottonmouths are not aggressive & generally avoid contact with people. However, bites can be dangerous to people. If bitten you should seek immediate medical care. Most bites happen when the snakes are intentionally molested or accidentally stepped on. Cottonmouths should be admired at a distance.