During a cross country bicycle trip my partner and I were camping just outside a tiny town in the middle of Colorado. I had trouble sleeping and kept getting ou

During a cross country bicycle trip my partner and I were camping just outside a tiny town in the middle of Colorado. I had trouble sleeping and kept getting out of the tent to look around due to what sounded like a large flag blowing in the wind, or a rabbit thumping its foot against the ground. Low, faint, slightly irregular. But there was nothing around. Lasted all night and morning. It was driving me nuts!