Any of various venomous pit vipers of the genera Crotalus and Sistrurus of the Americas, having at the end of the tail a series of loosely attached, horny segments that can be vibrated to produce a rattling or buzzing sound.
(click for a larger image)rattlesnake
western massasauga rattlesnake
Sistrurus catenatus subsp. tergeminus
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Indo-European & Semitic Roots Appendices
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