Fossil experts say the stunning remains of a "four-winged" dinosaur have confirmed that birds owe their ancestry to two-footed dinosaurs that lived millions of years ago.

Scientists have discovered a unique beaked, plant-eating dinosaur in China.

The remains of a giant, birdlike dinosaur as tall as the formidable tyrannosaur have been found in China, a surprising discovery that indicates a more complicated evolutionary process for birds than originally thought, scientists said Wednesday.

By Wu Chong It had a small head, a beak, slim hind legs, a massive body, the size of a Tyrannosaurus, and was covered with feathers. This is the new species of dinosaur that lived on the plains of North China 85 million years ago. It looked more like a bird, but it could not fly.

The remains of a giant, birdlike dinosaur as tall as the formidable tyrannosaur have been found in China, a surprising discovery that indicates a more complicated evolutionary process for birds than originally thought, scientists said Wednesday.