The tiger snake (Notechis scutatus) is found in Australia, these snakes have a very potent neurotoxic venom. Death from bite can occur within 30 minutes.
Texas garter snake, Thamnophis sirtalis annectens. The garter snake is a slightly venomous colubrid snake genus (Thamnophis) common across North America, ranging from the Alaskan Panhandle to Central America. It is the single most widely distributed genus of reptiles in North America. The garter snake is also the Massachusetts state reptile.