ALBUQUERQUE, N.M., -- Kurt Wagener, field engineer for the Albuquerque Metropolitan Arroyo Flood Control Authority, back row second from left; Lt. Col. Antoinette Gant, commander, US Army Corps of Engineers, Albuquerque District; and Girl Scout Troop #35, New Mexico, pose for a photo, Dec. 14, 2013, at the Calabacillas Arroyo prior to working on the owl habitat.