Enormous flocks of migrating tree swallows stop and rest on Assateague beaches in the fall.
Photo Credit: NPS Photo
Photo of Assateague Island
Assateague Island
7206 National Seashore Lane, Berlin, Maryland 21811 USA
7206 National Seashore Lane, Berlin, Maryland 21811 USA
Enormous flocks of migrating tree swallows stop and rest on Assateague beaches in the fall.
Photo Credit: NPS Photo