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

A newly identified wrist bone in two non-avian dinosaurs has challenged long-held assumptions about the evolution of flight.

Evolution of birds is result of a drastic change in how dinosaurs developed Date: May 30, 2012 Source: The University of Texas at Austin Summary: Researchers have found evidence that the evolution ...

He said the evolution of flight in birds was a messy affair that likely happened during a span covering tens of millions of years. The first bird-like fliers began appearing 150 million years ago.

For over a century, the early evolution of birds remained a mystery, and numerous suggestions were made about avian origins. For much of the past 150 years, ...

A re-analysis of a 66.7 million-year-old fossilised bird skeleton found on the Dutch-Belgian border in the 1990s has “upended” one of the core assumptions about the evolution of modern birds ...

Ratites – a group of flightless birds including the emu, ostrich and extinct moa ... Study explores evolution of flightless birds Published: May 14, 2014 3:53am EDT.

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 ...

The Future Evolution of Bird Flu. By Carl Zimmer. February 7, 2013 ... But they can say this: what we do when and if we face an H5N1 pandemic could alter the evolution of the virus itself.