Guardian Nature School Team Contact Blog Project Noah Facebook Project Noah Twitter

A worldwide community photographing and learning about wildlife

Join Project Noah!
nature school apple icon

Project Noah Nature School visit nature school

Timber Rattlesnake

Crotalus horridus


A species of venomous pit-viper common in the Eastern United States. Dorsally they have a pattern of dark brown or black crossbands on a yellowish brown or grayish background. The crossbands have irregular zig-zag edges, and may be V-shaped or M-shaped. Often a rust-colored vertebral stripe is present. Ventrally they are yellowish, uniform or marked with black. Melanism is common, and some individuals are very dark, almost solid black.


Deciduous forests in rough terrain

Species ID Suggestions

Sign in to suggest organism ID

No Comments

Mitch L
Spotted by
Mitch L

Pennsylvania, USA

Spotted on May 9, 2009
Submitted on Feb 4, 2012

Related Spottings

Mojave rattlesnake Black-tailed rattlesnake Timber Rattle Snake Black-tailed Rattlesnake

Nearby Spottings

Spotting Chestnut-sided Warbler Cedar Waxwing Eastern Towhee
Noah Guardians
Noah Sponsors
join Project Noah Team

Join the Project Noah Team