Early hominids had an increased resistance to cobra venom

Snake poison can kill, but the last (yet unidentified) common ancestor of humans, chimps, and gorillas had an unusually high resistance against cobra venom.

Venom Proteomics of Indonesian King Cobra, Ophiophagus hannah: Integrating Top-Down and Bottom-Up Approaches

Snake Venomics of Bitis Species Reveals Large Intragenus Venom Toxin Composition Variation: Application to Taxonomy of Congeneric Taxa

Wisconsin scientist lets venomous Black Mamba snake bite him

Africa's neglected snakebite crisis kills tens of thousands a year

The global fight against snake bites

Poison pass: the man who became immune to snake venom, Snakes

Scientists can now make snake venom in a lab and that's a good thing

Venomous Animals Kill in Horrible Ways—And Also Cure

How King Cobra Maintains Its Reign - The New York Times