Feathers may define birds today, but their story began millions of years ago in creatures that looked very different from ...

And unlike ground-dwelling dinosaurs, birds could fly to new areas to find food and shelter, giving them a huge survival advantage when ecosystems collapsed. With all the larger non-avian dinosaurs ...

D modeling reveals that as bird brains grew larger, it led to changes in jaw muscles and joint mechanics—enabling the ...

But, according to well-preserved throat fossils discovered in 2005, many non-avian dinosaurs might have relied on chirps instead of ferocious roars to get their voice out there. The fossils ...

"Titanosaurs include some of the last non-avian dinosaur species on the planet," said Matt Lamanna, paleontologist at the Carnegie Museum of Natural History. The study of this new species could ...

Credit: Alec Wilken, Casey Holiday When the team analyzed data from the 3D models, they saw that as brain and skull sizes increased in non-avian theropod dinosaurs, muscles shifted into different ...