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