In the field, Crotalus adamanteus is estimated to live an average of ten years or more and up to 20 years (Studenroth, 2001). The Eastern Diamondback Rattlesnake possesses very few enemies as an adult, with only deer, pigs, and humans documented as killers of an adult snake. The name adamanteus is Latin meaning diamond or lozenge-shaped, referring to the shape of the dorsal body markings (McCranie, 1980).
Perrin, Texas. Perrin is a census-designated place and unincorporated community in southeastern Jack County, Texas, United States. It has a population of approximately 500, and it is located at the intersection of US HWY 281 and FM 2210. It was established in 1870 and named for Levi W. Perrin, the father of the town's founder, Louis Perrin.
Sherman is a city in and the county seat of Grayson County, Texas, United States. The city's estimated population as of 2009 was 38,407. It is also one of two principal cities in the Sherman-Denison Metropolitan Statistical Area. The City of Sherman was named after General Sidney Sherman (July 23, 1805 â August 1, 1873), a hero of the Texas Revolution. The community was designated as the county seat by the act of the Texas legislature which created Grayson County on March 17, 1846.