Steve and his intrepid crew are in the backwoods of North Carolina, USA, in search of the infamous timber rattlesnake. This toxic terror has a tail that vibrates with one of the fastest moving muscles in the whole vertebrate world, which the team manage to film in super-slow motion. Next, Steve needs all the luck, patience and deadly technology he can muster in order to track down one of the rarest creatures on earth - the red wolf. He also braves the icy waters of North Carolina's rivers to uncover the hellbender, a freakish and surprisingly sinister underwater killer. Show less