An illustration shows what Duonychus tsogtbaatari might have looked like. Unlike its therizinosaur brethren, the new species had only two claws instead of three. When Hokkaido University ...

Lesothosaurus diagnosticus was one of the most primitive and earliest ornithischians, or "bird-hipped" dinosaurs ... long. Its jaws were lined with small, serrated teeth for shredding plants and ...

What they did not anticipate is that feathery body coverings would be found among dinosaurs with no close relationship to birds at all. In 2002, experts announced that long, bristle-like ...

Paleontologists are flocking to the recently discovered bird-like dinosaur fossil named Fujianvenator prodigiosus. Unearthed in 2022, this fossil revealed surprising details that turn previous ideas ...

Scientists on Tuesday announced the discovery of an exquisitely preserved dinosaur embryo from at least 66 million years ago that was preparing to hatch from its egg just like a chicken.