Ridgenose Rattlesnake

The Ridgenose Rattlesnake is classified as Least Concern. Does not qualify for a more at risk category. Widespread and abundant taxa are included in this category.

The average size of a mature Animas Ridgenose Rattlesnake is 1.5 - 2 feet in length. Description The Animas Ridgenose Rattlesnake is a relatively small snake. The body of the snake is typically a chocolate to reddish-brown in color. More

The Arizona Ridgenose Rattlesnake has elliptical pupils that look like cat's eyes and like all pit vipers, has a heat-sensing pit between the nostril and eye on each side of its head. More

The Arizona ridgenose rattlesnake is a small snake. Rarely does an adult ridgenose weigh more than 3 or 4 ounces or exceed a length of 24 inches. More

The Ridgenose Rattlesnake is from the order Squamata. Species from this order are amphisbaenians, lizards or snakes. There are over 6,000 living species belonging to the squamata order - it is the largest order of all reptiles. More

Rare shot of an unposed and unmolested ridgenose rattlesnake in situ. « Back site by: Digett© 2006, Vida Preciosa International, Inc. P.O. Box 300 Boerne, TX 78006 Phone/fax: (830) 537-5000 email: vpi@beecreek. More

Ridgenose rattlesnake (Crotalus willardi) Potential Distribution Map * Resource Identifier: http://gapmap.nbii.gov/generatemap. More

Ridgenose rattlesnakes are a protected species because they are at risk for extinction. They are currently limited to small areas in Arizona and New Mexico. These small (1. More

The Ridgenose Rattlesnake is a very rare, legally protected species. c. The Twin-Spotted Rattlesnake. d. The Western Massasauga is a pygmy rattlesnake. 11. More

The ridgenose rattlesnake is on the federal list while the mottled rock rattlesnake, Mexican and narrowhead garter snakes, plainbelly water snake, green rat snake, and western ribbon snake are on New Mexico's endangered and threatened list. More

First, they want to find out how many ridgenose rattlesnakes live in the Animas Mountains. The species was discovered by ranchers in 1953 and listed as threatened by the U.S. Fish and Wildlife Service in 1978, but no one has a good handle on the total ridgenose population. More

Common names

Kantenkopf-Klapperschlange in German - Deutsch
ridge-nosed rattlesnake in English - English
Ridgenose Rattlesnake in English - English
Víbora-cascabel bigotuda in Spanish - español
willardi in English - English

Order : Squamata
Family : Viperidae
Genus : Crotalus
Species : Crotalus willardi
Authority : Meek, 1905