Timber Rattlesnake

Crotalus horridus

Description 5

VENOMOUS. Rough, sharply-keeled scales, broad head on a narrow neck, vertical slit pupils. Stocky body is gray or tan with jagged black or brown blotches or crossbands, darkening to black at the tail before the rattle. Typically 40 to 60 inches (101 to 152cm). (J. R. Dixon and J. E. Werler, Texas Snakes: A Field Guide, University of Texas Press, 2000.)

Sources and Credits

  1. (c) 2011 Todd Pierson, some rights reserved (CC BY-NC-SA), http://eol.org/data_objects/13151997
  2. (c) Dawson, some rights reserved (CC BY-SA), http://commons.wikimedia.org/wiki/File:Crotalus_horridus_atricaudatus2.jpg
  3. (c) Dawson, some rights reserved (CC BY-SA), http://commons.wikimedia.org/wiki/File:Crotalus_horridus_atricaudatus_1.jpg
  4. user:Crotalus horridus, no known copyright restrictions (public domain), http://commons.wikimedia.org/wiki/File:Crotalus_horridus_CDC.png
  5. (c) Amber Leung, some rights reserved (CC BY-SA)

More Info

iNat Map

Defining features pit, rattle
Type venomous
Scales keeled
Pupils vertical slit
Colors black, brown, gray, tan
Member of the iNaturalist Network   |   Powered by iNaturalist open source software |   Documentation for developers