What is Prairie rattlesnake?
'''Prairie rattlesnake''' may refer to: * ''[[Crotalus viridis]]'', a.k.a. the plains rattlesnake, a venomous pitviper species native to the western United States, southwestern Canada, and northern Mexico. * ''[[Sistrurus catenatus]]'', a.k.a. the massassauga, a venomous pitviper species found primarily in the United States. {{disambig}}