There's a good chance that if flesh-eating dinosaurs were still around today, we wouldn't just have to worry about their sharp teeth.
원문출처 : http://www.cnn.com/2016/07/29/world/dinosaur-footprint-discovered-bolivia-irpt/index.html
원문출처 : http://www.cnn.com/2016/07/29/world/dinosaur-footprint-discovered-bolivia-irpt/index.html