Every spring, migratory birds arrive in the continental United States from south and central America to breed. But precisely when they arrive each spring varies from year to year. In a NASA-led study ...

CASTLE DANGER -- A quick flitter in the treetops, then a chirp or short song is all it takes to get Anna Peterson to make a mark on her clipboard. She pauses on her walk through the woods, checks her ...

Research looks at the evolutionary pathways to differences in bird plumage patterns between males and females -- and concludes that birds are able to adapt their appearance with remarkable ease.

New research shows mountain birds move up and down slopes to save energy, find food, and avoid competition across seasons.

For some birds, recognising 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 ...

For some birds, recognising their own eggs can be a matter of life or death. Scientists have used imafe recognition technology to show that birds defending their nests against the Common Cuckoo - ...

According to a new study, the precise patterning of bird feathers relies on signaling through ectodysplasin (EDA) and its receptor EDAR -- the same signaling pathway known to be crucial for the ...

Each year, FLAP lays out birds collected by volunteers in a bid to raise awareness about the dangers of bird/building collisions. FLAP Toronto has a problem with fatal collisions—accidents that claim ...