Add Yahoo as a preferred source to see more of our stories on Google. Sanderlings run in groups as they hunt for food in the sand on Long Beach Island, N.J. Vicki Jauron, Babylon and Beyond ...

Flocks of black birds have been spotted in backyards and parks over the past few weeks in the Triangle, causing many of us to do a double take when we leave our homes or pass a large, grassy field.

The birds rose simultaneously as I drew near, and then settled farther down the beach, clearly fearing me. The late Oxford University biologist William D. Hamilton discussed the advantages of flocking ...