The largest flying bird known to ever have lived has now been revealed, an extinct giant with a wingspan more than twice the size of the largest living flying bird, researchers say. These findings ...

Their position and the timing of wing flaps allows them to use energy efficiently Sensors attached to a flock of ibises allowed researchers to reach conclusion Research helps confirm theories ...

In the Year of the Bird, read why birds matter and are worth protecting. When Christian Moullec saw that lesser white-fronted geese were struggling with their migration from Germany to Sweden in 1995, ...

Birds don't always fly over obstacles; sometimes they run over while flapping their wings. Intrigued by this behavior, scientists measured how much energy flap running birds use compared to their ...