A young mule deer buck walks westward in the open prairie. There is no cover for either of us. He had seen me earlier and wasn’t alarmed by my presence. Him and I, we walk together for almost an hour, hundreds of yards apart, occasionally stopping to take stock of each other. At this moment he accepts me as part of his world and it feels good. We come to a small hill that splits us up. I arrive at the other side first and sit behind a…