Rattlesnakes Crotalus Sistrurus Crotalinae cm1875

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Rattlesnakes Crotalus Sistrurus Crotalinae cm1875cm1875 Oriental Rug Review/Asian Trade is pleased to offer an original article from Harper's Magazine: "The Rattlesnake and its Congeners" by T. B. Thorpe. Harper's Magazine, Vol. X, No. 4, March, 1855, 14 pp. (loose), 6 1/2" x 9 1/2", 8 illustrations. Rattlesnakes are a group of venomous snakes of the genera Crotalus and Sistrurus of the subfamily Crotalinae ("pit vipers"). There are 32 known species of rattlesnake, with between 65-70 subspecies, all native to the Americas, ranging from southern Alberta and southern British Columbia in Canada to Central Argentina. Rattlesnakes are predators who live in a wide array of habitats, hunting small animals such as birds and rodents. They kill their prey with a venomous bite, rather than by constricting. All rattlesnakes possess a set of fangs with which they inject large quantities of hemotoxic venom. The venom travels through the bloodstream, destroying tissue and causing swelling, internal bleeding, and intense pain. Some species, such as the Mojave Rattlesnake, additionally possess a neurotoxic component in their venom that causes paralysis and other nervous symptoms. The threat of envenomation, advertised by the loud shaking of the titular noisemaker ("rattle") at the end of their tail, deters many predators. However, rattlesnakes fall read more