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The Crotalinae, commonly known as pit vipers, [2] [3] or pit adders, are a subfamily of vipers found in Asia and the Americas. Like all other vipers, they are venomous . They are distinguished by the presence of a heat-sensing pit organ located between the eye and the nostril on both sides of the head.
Although venomous, eastern copperheads are generally not aggressive and bites are rarely fatal. [38] Copperhead venom has an estimated lethal dose around 100 mg, and tests on mice show its potency is among the lowest of all pit vipers, and slightly weaker than that of its close relative, the cottonmouth. [39]
Like all other pit vipers, it is venomous, with a very toxic bite. [7] C. horridus is the only rattlesnake species in most of the populous Northeastern United States and is second only to its relatives to the west, the prairie rattlesnake, as the most northerly distributed venomous snake in North America. [8] [9] No subspecies are currently ...
Copperheads, cottonmouths and three kinds of southeastern rattlesnakes, all venomous, are known as pit vipers. The heat-sensitive pit is located between the nostril and eye.
In fact, it has been spotted in all but six of Ohio's 88 counties, according to the Reptile of Ohio Field Guide by the Division of Wildlife. The snakes are stout and can range from 24–42 inches ...
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.
Download QR code; Print/export ... Like all rattlesnakes, it is a pit viper and is venomous; it is the only species of venomous snake in Ontario. [4]
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. [7]