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.
More Photography from Time
- Metro North Train Derailment: See Photos From the Scene
- Macy’s Thanksgiving Day Parade Photos: Balloons Take Flight
- The 11 Most Memorable Selfies of 2013
- Portrait of the Baby as a Young Napper: Artist Creates Magical Snapshots Imagining Her Son’s Dreams
- Intense Rains Cause Deadly Flash Floods in Northern Colorado
- Guinness World Records 2014: Wackiest Highlights