As of 2022, there are 3,971 known snake species with around 600 venomous species in the world, and about 200 are able to kill a human. This is an overview of the snakes that pose a significant health risk to humans, through snakebites or other physical trauma. The varieties of snakes that most often cause serious snakebites depend on the region of the world. In Africa, the most dangerous species include black mambas, puff adders, and carpet vipers. In the Middle East the species of greatest c...