The western diamondback rattlesnake (Crotalus atrox ... eastern diamondback rattlesnake (Crotalus adamanteus) has a more striking contrast with darker diamonds on a lighter background.

A black-tailed rattlesnake was among the 11 rattlesnakes ... but that didn’t help. The western diamondback made it up about 28 inches before falling, video shows. It’s an outcome Hughes ...