The study found that bird species who nest in tree cavities have independently evolved heightened aggression across lineages, particularly in females. Scientists have long wondered whether evolution ...

Few subjects in evolutionary theory have posed such intriguing puzzles for so long as the origin of birds. Evidence of avian beginnings has been elusive in the fossil record because birds' light, ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Fossil discoveries unlock chapters of our planet’s storied ...

All the Latest Game Footage and Images from Angry Birds Evolution Something is causing the the pigs to herd to Bird Island in droves, and the birds have found their eggs in danger once again. It’s up ...

The woodpecker is a unique bird species that has gone through some mysteriously acquired adaptations since the extinction of the dinosaurs. Fossils tell us, without any explanations of course (because ...

Navaornis hestiae (center) documents a previously unknown intermediate stage in the evolution of the central nervous system between the earliest birds (like Archaeopteryx on the left) and living birds ...

New fossil discoveries in China are changing what is known about bird evolution. Two bird fossils, dating back nearly 149 million years, were unearthed in Fujian Province. These fossils provide the ...

Genomic anamolies dating back to the time of the dinosaurs misled scientists about the evolutionary history of birds. An enormous meteor spelled doom for most dinosaurs 65 million years ago. But not ...