In the woods behind me, I heard the unmistakable sound of a deer approaching.  The leaves on the forest floor crunched with every step that he took, and I wondered how close he would get before sensing my presence.  It didn't take long.  The deer snorted twice and bounded away with the sound of his hooves pounding out a rhythm as he ran.  I threw another log in my backyard firepit and grinned in the darkness, surprised that the deer...