When fossils of the oldest known bird, Archaeopteryx, were first discovered almost 160 years ago, the find created a puzzle that has troubled paleontologists ever since. These fossils were celebrated ...
Feathers are a sleek, intricate evolutionary innovation that makes flight possible for birds, but in addition to their stiff, aerodynamic feathers used for flight, birds also keep a layer of soft, ...
New research suggests that dinosaurs may have had a secret way of staying warm in ancient polar habitats — feathers! According to a recent study published in the Gondwana Research journal, scientists ...
About 80 million years ago, the flap of wings in a conifer forest let loose feathers that floated through the air before sticking to globs of shining tree sap below. Researchers in Western Canada have ...
Evidence has mounted in recent years that some dinosaurs gained feathers on their way to evolving into birds. But a new study suggests feathered dinosaurs were more prevalent. The 150-million-year-old ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results