The world’s most complete Stegosaurus skeleton was unveiled at England’s Natural History Museum on Thursday. The 2.9-metre tall and 5.6-metre long skeleton is more than 90 per cent complete. Scientists are only missing the dinosaur’s left arm and the base of its tail. Adult Stegosaurus can be up to nine metres long, which leads scientists to believe this is neither an adult nor a baby dinosaur. But they aren’t able […]