Gray with brown to black blotches along midline of back. Top of head has nine enlarged scales. Found throughout the southeast in a variety of forested, prairie, or marshy habitats.
Tiny rattle makes a buzzing sound that can only beheard for a few feet.
Very cryptic against the forest floor, and often remains still while people pass by. Some are aggressive, striking with little warning, while others are not. Eat mice, lizards, small snakes, and insects.