Eyelash Viper
Bothriechis schlegelii
Water Moccasin
Agkistrodon piscivorus
Bamboo Pit Viper
Trimeresurus gramineus
Puff Adder
Bitis arietans
Russell's Viper
Daboia russelii
Fer-de-lance
Bothrops asper
Indian Saw-Scaled Viper
Echis carinatus
Saharan Horned Viper
Cerastes cerastes
Mojave Rattlesnake
Crotalus scutulatus
Common European Adder
Vipera berus
Mamushi
Gloydius blomhoffii
Nose-Horned Viper
Vipera ammodytes
Prairie Rattlesnake
Crotalus viridis
Western Diamondback Rattlesnake
Crotalus atrox
Asp Viper
Vipera aspis
Black-Tailed Rattlesnake
Crotalus molossus
Timber Rattlesnake
Crotalus horridus
Sidewinder
Crotalus cerastes
Copperhead
Agkistrodon contortrix
Eastern Diamondback Rattlesnake
Crotalus adamanteus
Pygmy Rattlesnake
Sistrurus miliarius
Gaboon Viper
Bitis gabonica
Western Rattlesnake
Crotalus oreganus
Massasauga
Sistrurus catenatus
Southern american Bushmaster
Lachesis muta