This photo was taken at Woodend Nature Sanctuary in Chevy Chase, Maryland this evening.
http://www.audubonnaturalist.org/index.php/sanctuaries/woodend-chevy-chase-md
Note that I am posting this at 2am so the blog date will be the next day. Why such a late time for posting? Check the blog tomorrow to see what we were up to. Yes, think bats, and that always takes well into the night.