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.

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 ...

When you first see Shaun Kardinal’s amazing bird photos, you wonder just what's going on. His images show birds flying in complex patterns---squares, spirals, even circles---you’ve never seen before, ...