Snakes have both fascinated and scared humans for as long as we can remember. Especially frightening are the giants that ...

Black racer snakes are known to be fast, with some reaching speeds of 8-10 mph, which is a pretty good clip, especially for a snake. They are also large snakes with an average length of 3-5 feet.

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. More than 4,200 species of snakes exist on the planet and ...