Camped along the Rio Grande in Big Bend Ranch State Park, we were pretty much alone in the campground and miles from most everybody.  The night was dark and chilly, so when I heard a clank very near the camper, I stayed in bed and listened rather than leave my warm covers to peer into darkness.  After a bit there was ticking on roof followed by a trill that made me think of a cricket though it was clearly not a cricket. Then there were sprinkles on roof.  Had the ticking only been raindrops?  What could the trill have been?  […]