A snake that looks similar to and sounds like a rattlesnake but isn't a rattlesnake? Meet the gopher snake, the biggest snake found in Arizona.

Add Yahoo as a preferred source to see more of our stories on Google. Modern anacondas and pythons are massive, but fossil evidence shows they are not even close to the largest snakes to ever exist.

Snake season in Arizona typically runs from March through October when warmer temperatures bring them out. If you encounter a snake, it is best to back away slowly and calmly, as they generally only ...