"Unlike birds which mainly rely on their hindlimbs, our models indicate that pterosaurs were more likely to rely on all four of their limbs to propel themselves into the air." This study examines ...

Until recently most paleontologists would not have put pterosaurs in the same league as birds in terms of flying ability ... sites around the world look like prehistoric roadkill.

Before there were birds pterosaurs ruled the skies, soaring above the dinosaurs below. But only recently has the secret of ...

Imagine a flying squirrel hybridized with a lizard. All known members of this animal group order went extinct 66 million ...

The passenger pigeon was once the most numerous bird in the world, but in just half a century, it had gone extinct.

I write about the world of biology. South Island takahe—a prehistoric-looking flightless bird endemic to New Zealand's rugged ... [+] landscapes—have become a shining beacon of conservation ...

(Illustration by Mark Witton) (CN) — From humble beginnings, the pterosaurs, the first flying ... bird flight to illustrate how pterosaurs became highly efficient flyers over their 150-million-year ...

Palaeontologists have found a new species of pterosaur - the family of prehistoric flying reptiles that includes ... their delicate, bird-like skeletons are often found in quite a crushed state.

It is the heaviest flying bird in India, and lives in the grasslands of Rajasthan and Gujarat. There are fewer than 150 of them now. It lost out to the peacock as the national bird because of its name ...

Bats and birds showcase a fascinating contrast in their evolutionary paths, with recent research revealing bats' wings and legs evolve in unison, limiting their ecological roles compared to birds, ...

birds. Dinosaurs are archosaurs, a larger group of reptiles that first appeared about 251 million years ago, near the start of the Triassic Period. Some other non-dinosaur reptiles are also archosaurs ...