Crotalus atrox
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Related to Crotalus atrox: Western diamondback rattlesnake
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Noun | 1. | Crotalus atrox - largest and most dangerous North American snake; of southwestern United States and Mexico rattler, rattlesnake - pit viper with horny segments at the end of the tail that rattle when shaken Crotalus, genus Crotalus - large rattlesnakes; seldom bite unless startled or pursuing prey |
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