A newly discovered species of ankylosaur had a bizarre club on its tail unlike that of any known dinosaur. Soto-Acuña, of the Universidad de Chile in Santiago, and his team identified the new species ...

Tanklike armored dinosaurs probably pummeled each other — not just predators — with huge, bony knobs attached to the ends of their tails. Thanks to new fossil findings, researchers are getting a ...

Paleontologists have revealed a new species of armored dinosaur with a "tail club" that served as a weapon. The dinosaur, named Huaxiazhoulong shouwen, would likely have measured around 20 feet in ...

About 100 million years ago, a previously unknown armored dinosaur wielding a clubbed tail lumbered through the Canadian Rockies. The species resembled the well-known ankylosaurus (Nodosaurid ...