that would have been too tame a word for the thing that was carefully stalking the two men in the room with me . im not appropriately dressed for a hike . but then , maybe it was just as well . over five to ten years , they would surely die out for lack of food . the only thing it ca n't do is attack another shadow . '' and then suddenly i felt his teeth on my shoulder as his body tightened a few seconds before his hips jerked hard with release . 