RAF CROUGHTON, United Kingdom – Croughton Elementary School students place their birdhouses in trees in the RAF Croughton Nature Reserve May 10. The students built the birdhouses in honor of Earth Month. The nature reserve is right of RAF Croughton and is managed by the 422nd Air Base Group environmental department. To access the reserve, call the environmental department at 236-8456. (U.S. Air Force photo by Staff Sgt. Brian Stives)