Often referred to as “hibernacula”, these dens could be anything from crevices in rocks to underground burrows or piles of debris. Prairie rattlesnakes (Crotalus viridis) like those in this video, ...

the prairie rattlesnake (Crotalus viridis) of the western United States, and the eastern and western diamondback rattlesnakes (Crotalus adamanteus and Crotalus atrox). Sistrurus – This genus ...