A chicken-sized dinosaur fossil is challenging the mainstream view of how and when reptiles spread to the Northern Hemisphere, new research revealed. Until recently, many scientists believed there ...

Disney’s “Dinosaur” features Gallimimus briefly as a part of the herd seeking the nesting grounds through the desert. One of the “chicken mimics” succumbs to exhaustion and is scavenged ...

Scientists have unveiled a giant horned dinosaur from Egypt called Tameryraptor markgrafi after discovering lost photos of fossils destroyed in WWII.

That’s the case with researchers in Chile, who were able to manipulate chicken DNA so that the birds developed tubular, dinosaur-like fibulas on their lower legs, Science Alert reports.

Theropod dinosaurs, which also include smaller dinosaurs ... One of the most compelling pieces of evidence connecting the chicken to T. rex comes from a discovery by paleontologist Mary Schweitzer.

A chicken-sized dino, the oldest known in North America, has thrown a wrench in the widely accepted timeline of early dinosaur history.

Paleontologists discovered an unidentified dinosaur in the rocks of northern Mexico more than a decade ago. Photo by Sergio Gutierrez Shared by Claudia Serrano In northern Mexico, the Campanian ...

Evidence showed that dinosaurs originated in the southern part ... Now, as Gizmodo reports, a chicken-sized fossil is throwing a wrench into the narrative. Although scientists don’t have ...

Dinosaur fossils discovered by paleontologists ... "Ahvaytum was about the size of a big chicken, with a long tail," Lovelace told Men's Journal. "It would have stood a little over a foot high ...

A rendering of how the chicken-sized dinosaur may have looked about 230 million years ago. Illustration by Gabriel Ugueto, courtesy the University of Wisconsin-Madison A chicken-sized dinosaur ...