Watch: Man Takes Back To Back Bites From Two Of The World's Deadliest Snakes To Prove People Can Become Immune To Snake Venoms

"A bite from the black mamba Dendroaspis polylepis is an event that poses an immediate threat to life," explained scientists in a 2011 case report. "Given the content of neurotoxins in the snake's venom, the mortality of envenomation reaches 100% in almost every case if ventilation is not provided in a timely manner and adequate therapy initiated." The article goes on to give the account of a 31-year old man who arrived in the emergency room after he was bitten by one of these notorious snak