A deadly shortage of venom antidote has spurred a little-known group ... Russell’s viper and the common krait. Nigeria’s snakebite mortality rate has been reported at 60 deaths per 100,000 ...

So far, no antidote has been developed for it. Conus geographus has claimed the lives of over 30 people with its venom. In fact, all 30 were divers who went too deep in the ocean, where it resides.