For some birds, recognizing their own eggs can be a matter of life or death. In a new study, scientists have shown that many birds affected by the parasitic Common Cuckoo -- which lays its lethal ...

In this photo by Art Wolfe, a flock of Western Sandpipers and Dunlin rest on the shore in the early morning, at Bowerman Basin, Grays Harbor, Washington. (Photo: Special to the News Sentinel) Have you ...

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.

In species where partial migration occurs, more young birds than older ones migrate and more females than males. Young birds and females are less likely to survive the winter on the breeding ground ...

COPENHAGEN, Denmark, Jan. 4 (UPI) --According to a new study, the cross-continent migratory routes of birds follow the apex of resource abundance at various stopover points. Researchers followed the ...

Birds' feathers, or plumage, are some of the most strikingly variable animal characteristics that can be observed by the naked eye. The patterns that we see in birds' feathers are made up of intricate ...