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A Guide to the Rattlesnakes and Other Venomous Serpents of the United States. Tempe, Arizona: Tricolor Books. 129 pp. ISBN 978-0-9754641-3-7. (Sistrurus miliarius barbouri, pp. 83–85). Schmidt KP, Davis DD (1941). Field Book of Snakes of the United States and Canada. New York: G.P. Putnam's Sons. 365 pp. (Sistrurus miliarius barbouri, p. 289).
These are timber rattlesnakes, a species of rattlesnake native to the East Coast. While timber rattlesnakes are considered endangered in Massachusetts these days, that wasn't always the case.
Common names: pygmy rattlesnake, eastern pygmy rattlesnake, ground rattlesnake, leaf rattler, death rattler, more. [3] Sistrurus miliarius, commonly called the pygmy rattlesnake, is a species of venomous snake in the subfamily Crotalinae (pit vipers) of the family Viperidae. The species is endemic to the Southeastern United States.
Snakes found near areas of predominantly limestone tend to be a light grey in color, with darker grey banding. Snakes found at higher altitudes have darker colors. Specimens of the mottled rock rattlesnake (C. l. lepidus) from the Davis Mountains region often exhibit a more pink coloration, with dark-grey speckling rather than distinct banding.
Those being studied now are prairie rattlesnakes, which can be found in much of the central and western U.S. and into Canada and Mexico. Like other pit viper species but unlike most snakes ...
Of the 6 venomous snake species native to N.C., 3 are rattlesnakes – pigmy, timber & Eastern diamondback. Each one is protected by the North Carolina Endangered Species Act.
Rattlesnakes receive their name from the rattle located at the end of their tails, which makes a loud rattling noise when vibrated that deters predators. [2] Rattlesnakes are the leading contributor to snakebite injuries in North America, but rarely bite unless provoked or threatened; if treated promptly, the bites are seldom fatal.
Common names: ridge-nosed rattlesnake, Willard's rattlesnake, Willard's rattler [4] Crotalus willardi is a venomous pit viper species found in the southwestern United States and Mexico. This snake is found mainly in the "sky island" region. [5] The IUCN reports this snake's conservation status as being of Least Concern. [1]