There’s a scene in just about every murder-mystery show where the detective is locked in his office with pictures, note cards, and maps tacked to a wall with strings connecting one thing to the other. A pattern, a clue, a connection–the investigator is searching for anything that can help him solve the riddle at hand. This is exactly how it feels most days during the whitetail season for a deer hunter as he or she tries to figure out where to...