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 ...

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.

This timing is unusual. Scientists sound alarm after discovering new pattern that poses 'ongoing risks' for millions of birds: 'Raises interesting questions' first appeared on The Cool Down.

National Bird Day 2025 highlights how bird population changes reveal environmental stress and ecosystem health worldwide.