The cottonmouth, or water moccasin, is often regarded as one of the most dangerous snakes in the southern United States.

Cottonmouth snakes are a regular sight and hazard along the rivers, lakes, and swamps of the southeastern United States. Excellent swimmers and climbers, cottonmouths are a potential danger to ...

How does the Cobra compare to the Cottonmouth? One is the largest venomous snake on the planet – both deliver deadly toxins.