A shape-shifting flock of thousands of starlings, called a murmuration, is amazing to see. As many as 750,000 birds join together in flight. The birds spread out and come together. The flock splits ...

The dark, smudgy streaks on Xavi Bou's photographs suggest the jerky ink tracks created by a malfunctioning printer, but they actually record the various patterns birds trace while flying in flocks.

BND photojournalist Derik Holtmann recently captured images of a huge flock of birds flying in unison before sunset near Illinois 4 in Mascoutah. A gigantic flock of birds is a familiar site around ...

A raptor flies on a clear day. As the weather gets chillier, birds are migrating, many crossing New Hampshire on their path to warmer climates. Hundreds of thousands of birds – warblers, tanagers, ...

Hummingbirds are unique among birds for numerous reasons, and that also includes their backward flying capability. Like ...