The King Cobra, the longest venomous snake in the world, uses its powerful neurotoxic venom and simply overwhelming size, up to 18 feet. The White-Tailed Mongoose, while not as big, enjoys ...

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 ...