Short-eared Owl in flight at Gettysburg. Photo by Dave Graff. Notice: The January 22 event is full. Contact Dave Graff ([email protected]) to join a second trip scheduled for Saturday, February 12 at the same time.   Let's travel to Gettysburg for a special winter afternoon birding excursion, in search of Short-eared Owls. Arrive at 3 p.m.…