Optical illusions have gained popularity once again and keep popping up online, and the one with the bird is making people scratch their heads. A picture shows a bunch of bright birds sitting together ...

Researchers examined dozens of bird species in museum collections looking for differences in the feathers and bodies between birds that can fly and birds that can't. They found that when birds evolve ...

According to bird experts Kenn and Kimberly Kaufman, much about bird flying is dependent on the species, season, and what else the bird is doing. Songbirds that feed on insects vary in the elevation ...

If we told you there was a species of parrot in the world that can’t fly, would you believe us? We couldn’t believe it ourselves until we saw this wild YouTube video. Those cute little creatures are ...

This article originally appeared on The Conversation. Aside from being a delight to watch, flight in birds is regarded by many cultures as a symbol of freedom, and a source of inspiration for humans ...

Some feathered dinosaurs may have lost the ability to fly, revealing that the evolution of flight was far more complex than ...

More than 99% of birds can fly. But that still leaves many species that evolved to be flightless, including penguins, ostriches, and kiwi birds. In a new study in the journal Evolution, researchers ...