This is a close mimic of the coral snake, but the real version has a singular venom. Flickr user Joe Townsend When he returned home to France after a stay in Costa Rica in 1983, Jean-Pierre Rosso ...

As the natural prey of rattlesnakes, woodrats have also evolved resistance to snake venom: they can survive 500 to 1,000 times the amount that would kill a standard lab mouse. This resistance ...

The king cobra, at 18 feet, is the world's largest venomous snake, utilizing neurotoxic venom to kill large prey. Armed spiders, with smaller size and agility, employ venom for immobilizing ...