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According to the new measurements, a snake can lunge forward about half a foot in only 70 milliseconds. Faced with such speed, a lot of prey won't stand a chanceâalthough some animals are closely matched, such as the kangaroo rat. But even if an animal can react in time, they might not be able to accelerate enough to escape. Snakes are evolved to be very fast, Clark says.
1 The coachwhip is one of the largest native snakes in North America. 2  It is thought that the coachwhip gets its name from the pattern on its tail, which looks like a braided whip.  An agile, fast-moving snake, the coachwhip can move at top speeds of up to four miles per hour.