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 ...

With its four wings and a long, bony tail, Microraptor was unlike any bird alive today. This is because it was a dinosaur—one that ... arms (and in Microraptor, legs) and getting off the ground.

They were likely traveling less than 4 mph, the researchers determined. Skeletal fossils from dinosaurs with these types of feet indicate that they were likely plant eaters with long legs ...

Long, muscular legs, hollow bones, and clawed feet would have allowed this lightweight dinosaur to outsprint or outmaneuver most of its predators. Lesothosaurus likely died out by the mid-Jurassic ...

Some dinosaurs that walked on four legs even had a different number of toes on their front and back feet - Stegosaurus had five toes on its front feet but just three on its back feet.

The dinosaur ... 4 inches in diameter, according to the study.As well as two claws, the paleontologists also found fossilized parts of the prehistoric creature’s backbone, tail, hips, arms and legs.