Back in October 2015, a new dinosaur was revealed from the 66-million-year-old Hell Creek formation in South Dakota, USA. Colourful pictures of this swift, bipedal predator – covered in feathers and with a jaw full of sharp teeth – were published around the world.
http://www.sciencefocus.com/article/nature/how-do-we-know-what-dinosaurs-looked-like
