Researchers calculated the flight ability of more than 80 ancient cicada species to analyze their evolution over time.

Despite how we usually depict them, the hilarious truth is that many dinosaurs who once roamed our Earth, did so with a ...

An analysis of two theropod dinosaur fossils has shown that they had a type of carpal bone (pisiform) in their wrists—a bone ...

New fossil scans reveal that a tiny wrist bone in dinosaurs may have set the stage for the evolution of bird flight.

The fossil skeleton of a newly discovered dinosaur species was found in a pose suggesting it slept like modern birds. This sleeping behavior may have been more common than expected among non-avian ...

Environment Animals Wildlife Birds Birds are so specialized to their homes, it shows in their bones 3D images of avian skeletons help scientists understand the role of ecology in evolution.

Bird 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 ...

What we do know is that bird evolution was complicated. Many characteristics of birds seem to have evolved multiple times in dinosaurs, across numerous families. One of the main traits of birds today, ...

The fossil is giving archaeologists important insights into the evolution of birds in the terrestrial ecosystem at the time.

Scientists have uncovered a surprising piece of the puzzle in the evolution of flight: a tiny wrist bone in certain dinosaurs ...

A fossil skull from a toothy early relative of today's birds shows a weirdly modern skull configuration, raising new questions about the early evolution of birds.

It’s also likely that the ancestor of all modern birds had iridescent feathers. The findings are detailed in a study published July 26 in the journal Nature Ecology & Evolution.