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Western cottonmouth. The western cottonmouth (Agkistrodon piscivorus leucostoma) [2][3][4] was once classified as a subspecies of the cottonmouth (Agkistrodon piscivorus). However, DNA based studies published in 2008 and 2015, revealed no significant genetic difference between the eastern cottonmouth (Agkistrodon piscivorus piscivorus) and the ...
The northern cottonmouth (Agkistrodon piscivorus) is the sister taxon (closest relative) of the Florida cottonmouth (Agkistrodon conanti). [12]: 513 p. The Florida cottonmouth was first described as a subspecies, Agkistrodon piscivorus conanti, as recently as 1969.
Agkistrodon is a genus of pit vipers commonly known as American moccasins. [2][3] The genus is endemic to North America, ranging from the Southern United States to northern Costa Rica. [1] Eight species are currently recognized, [4][5] all of them monotypic and closely related. [6] Common names include: cottonmouths, copperheads, and cantils.
Cottonmouth snakes, also known as water moccasins, are cousins of copperheads — a venomous snake frequently seen in the Triangle. Although cottonmouths are primarily found in the eastern part of ...
This snake was found on the edge of a creek in Oklahoma. Agkistrodon piscivorus is a species of venomous snake, a pit viper in the subfamily Crotalinae of the family Viperidae. It is one of the world's few semiaquatic vipers (along with the Florida cottonmouth), and is native to the Southeastern United States. [5] As an adult, it is large and capable of delivering a painful and potentially ...
Agkistrodon piscivorus piscivorus. Agkistrodon piscivorus piscivorus was formerly a venomous pitviper, one of three subspecies of Agkistrodon piscivorus, with different geographic distributions, [6] found in the southeastern United States. However, recent taxonomic changes do not recognize any subspecies of cottonmouth (Agkistrodon piscivorus ...
The common watersnake (Nerodia sipedon) [4] is a species of large, nonvenomous, common snake in the family Colubridae. The species is native to North America. It is frequently mistaken for the venomous cottonmouth (Agkistrodon piscivorus).
Eastern copperhead. The eastern copperhead (Agkistrodon contortrix), [3] also known simply 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 ...