A phenomenon in its own right, the behavior of flocks of birds has intrigued scientists for decades. Beautiful and enigmatic, flocks of migratory birds have become increasingly threatened by climate change and urbanization. May 11th and 12th mark the annual celebration of World Migratory Birds Day, a world wide event to increase awareness around protecting these species and the environments the inhabit.
Up in the Air: Celebrate World Migratory Bird Day
Can't make it outside today? Then enjoy the migratory season on your computer screen with these soaring images