This shows the making of the Heterodontosaurus, Pegomastax africanus, flesh model. Muscles, skin, scales and quills are added to a skull cast of Heterodontosaurus. Heterodontosaurus are a genus of dinosaurs that lived in the early Jurassic period in South Africa. They are characterized by prominent canine teeth and reach a maximum size of about 3 feet in height. These small dinosaurs are believed to have opposable fingers which allows them to hold and manipulate their food and other objects. Video and sculpting by Tyler Keillor