A rare horned dinosaur known as Torosaurus may not be a distinct species, after all, according to a presentation given Friday at the annual meeting of the Society of Vertebrate Paleontology in Bristol, England. [More]

Non-avian dinosaurs are long extinct, but paleontological thinking about them, especially the dino–bird specimens , clearly continues to evolve long after they are discovered. For instance, the Anchiornis huxleyi , a small, feathered dinosaur, was described last December and assumed to be a transitional species that existed between dinosaurs and birds. But new evidence–and a much better specimen–has revealed that this ambiguous animal actually belongs to the dinosaur clan. [More]