At last there was evidence of truly primitive feathers—found on a ground-running theropod. In short, the origin of feathers may have had nothing to do with the origin of flight. Soon ...

Scientists discovered a dinosaur tail preserved in amber, revealing soft tissue, feathers, and clues leading to an incredible theory.

Four of the 90-theropod species involved in the study shown with dietary interpretations. All four species derive from the famous feathered dinosaur beds of the Early Cretaceous Yixian Formation ...

A rare Triassic fossil unearthed in Brazil, Gondwanax paraisensis, could provide new insights into the origins of dinosaurs.

What experts lacked, but hoped for, was a non-bird theropod with preserved feathers to cinch the connection. Sinosauropteryx ...

The artist’s impression shows a dromaeosaur, a type of feathered theropod, in the snow. This dinosaur group is popularly known as a raptor. A well-known dromaeosaur is Velociraptor, portrayed in ...

During the course of their evolutionary history, the body size of some theropod groups gradually decreased. This trend, together with many other changes to the skeleton, ultimately led to the ...

Our new species is what came after. It confirms Archaeopteryx as the first bird, and not just one of a number of feathered theropod dinosaurs, which some authors have suggested recently. You could say ...

But the creature also had wings and bore feathers -- certainly birdlike traits. Despite the increasingly clear picture of the evolution of birds from theropod dinosaurs that has emerged ...

E Penalver et al The fossils hail from Myanmar "The fossil record tells us that feathers like the one we have studied were already present on a wide range of theropod dinosaurs, a group which ...