Studies of the horns, spikes, plates and clubs of dinosaurs could help settle a long-standing debate over their function ...

Even among the strangest-looking dinosaurs, few are as odd as the newly discovered Duonychus tsogtbaatari. Unearthed in ...

Duonychus tsogtbaatari, a feathered, two-legged dinosaur, was discovered in Mongolia. Its unusual anatomy and remarkably well ...

With distinctive two-fingered claws, the remains of a previously unknown ... “This is by far the biggest claw preserved for a dinosaur that has that keratinous sheath on it.” ...

With distinctive two-fingered claws, the remains of a previously unknown species of dinosaur ... “This is by far the biggest claw preserved for a dinosaur that has that keratinous sheath on it.”The ...