Northern Copperhead
Northern copperhead may refer to: * '' Agkistrodon contortrix contortrix'', a.k.a. the eastern copperhead, a venomous pitviper subspecies found in the United States in the lower Mississippi Valley and the states bordering the Gulf of Mexico, from eastern Texas and southeastern Oklahoma to southern Illinois. On the South Atlantic Coastal Plain from the Florida panhandle to South Carolina. * ''Agkistrodon contortrix mokasen ''Agkistrodon contortrix mokasen'' was formerly a venomous pit viper subspecies found in the eastern United States. However, recent taxonomic changes do not recognize the northern copperhead (''A. c. mokasen'') as a valid taxon. New taxonomy The ...'', usually referred to as the northern copperhead, a venomous pitviper subspecies found in the eastern United States. {{SIA, snakes [Baidu]  

Agkistrodon Contortrix
The eastern copperhead (''Agkistrodon contortrix''), also known as the copperhead, is a species of venomous snake, a pit viper, endemic to eastern North America; it is a member of the subfamily Crotalinae in the family Viperidae. The eastern copperhead has distinctive, dark brown, hourglass-shaped markings, overlaid on a light reddish brown or brown/gray background. The body type is heavy, rather than slender. Neonates are born with green or yellow tail tips, which progress to a darker brown or black within one year. Adults grow to a typical length (including tail) of . In most of North America, it favors deciduous forest and mixed woodlands. It may occupy rock outcroppings and ledges, but is also found in low-lying, swampy regions. During the winter, it hibernates in dens or limestone crevices, often together with timber rattlesnakes and black rat snakes. The eastern copperhead is known to feed on a wide variety of prey, including invertebrates (primarily arthropods) and ver ...
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