Dinosaur origins: Birds evolved from small theropod dinosaurs, sharing traits like hollow bones, three-toed limbs, and feathers. Archaeopteryx link: The iconic transitional fossil shows both reptilian ...

Most bird wings are far from aerodynamically optimal, suggesting evolution often settles for “good enough” instead of perfect ...

Some feathered dinosaurs like Anchiornis huxleyi may have lost the ability to fly, revealing that the evolution of flight was ...

An ancient archaeopteryx fossil is offering new insight into the early evolution of birds from dinosaurs. Dating back around ...

Even the giant wings of the albatross are not ‘optimally’ shaped for their extraordinary long-distance migrations, according ...

Scientists with the Field Museum of Chicago have discovered that a pigeon-sized Archaeopteryx fossil in its collection displays an array of features previously unknown when it comes to the earliest ...

Fossils reveal that prehistoric cicadas’ wings evolved to help them evade hungry predators with feathers and beaks, scientists say. By Jack Tamisiea Today, few critters are as abundant as cicadas.

A New History From Their Dinosaur Origins To the Present. I will never forget my first dinosaur wing. I was a college s ...

Reconstruction of a Late Triassic landscape (approximately 215 million years ago). A lagerpetid, a close relative of pterosaurs, is perched on a rock, observing pterosaurs flying overhead. Tübingen, ...