Timber Rattlesnake   

Crotalus horridus
 

State Listing: Endangered

VENOMOUS

Timber Rattlesnakes
Timber Rattlesnakes
Yellow Phase Timber Rattlesnake
Yellow Phase Timber Rattlesnake
Black Morph Timber Rattlesnake
Black Morph Timber Rattlesnake
Black Morph Timber Rattlesnake
Black Morph Timber Rattlesnake
Venter
Venter
Loreal Pit, Nostril and Keelation
Loreal Pit, Nostril and Keelation

IDENTIFICATION

 

Size:                  A large sized snake measuring 30 to 60 inches in length.

 

Color:                Variable dorsal pattern of dark bands on a black, brown or

                           yellow background. The venter is light yellow in color.

                           There are two distinct color morphs the black phase and

                           yellow phase. There is a distinct heat sensitive pit on

                           each side of the triangular-shaped head between the

                           nostril and eye and a distinct rattle at the tip of the tail.

                           Keeled scales.             

 

Behavior:         Typically remains still to avoid detection. Occasionally will

                           announce their presence by rattling their tails.

 

Habitat:            Open and closed canopy habitats within steep rocky

                           terrain.     

 

Commonly Confused Native Species: