Timber Rattlesnake (Crotalus horridus)Other Names Canebrake Rattlesnake Texas Status Threatened Description Timber rattlesnakes have wide heads and narrow necks—a typical distinction of all venomous snakes except coral snakes (Micrurus fulvius).Timber rattlers are the second largest venomous snake in Texas and third largest in the United States. ... With roughly the same distribution are pygmy rattlesnakes, although these aren’t as common. Its range runs up the Appalachian Mountains, with the northernmost populations in New Hampshire and Vermont. Timber rattlesnakes have a wide distribution across the eastern half of the United States.
Their range extends from eastern Kansas, Texas, Iowa and central Wisconsin to Georgia, the Carolinas, West Virginia, western Virginia, Pennsylvania and New England. West of the Mississippi, the timber rattlesnake is found as far west as Nebraska, Kansas, Oklahoma and Texas, and as far north as Minnesota. Timber rattlesnakes like wooded areas, Prairie rattlesnakes like low foothills, and Mojave rattlesnakes like warm, dry conditions. Timber Rattlesnakes can be confused with Massasauga rattlesnakes and some non-venomous species, such as the fox snake. You can find this snake throughout much of the eastern United States, but in many areas its distribution is quite patchy. The Massasauga rattlesnake has nine large scales on its head, whereas the Timber Rattlesnake has many small scales on its head. All non-venomous snakes lack the facial pit of the rattlesnakes. Home » Animals, Plants, Aquatic Life » Amphibians & Reptiles » Herp Atlas Project » Species of Lizards and Snakes Found in New York » Timber Rattlesnake Distribution Map Skip to main navigation Timber Rattlesnake Distribution Map General Distribution: The range of Crotalus horridus extends through much of the United States, including most of the states east of the Mississippi River. Distribution of the Timber Rattlesnake. They also don’t live along the Mississippi, along the border with Louisiana. They inhabit deciduous forests in rugged terrain. Distribution. Timber rattlesnakes are found in the eastern United States from southern Minnesota and southern New Hampshire, south to east Texas and north Florida.