Feathered dinosaur is possible that feathers first developed in an even earlier group, in light of the discovery of pycnofibers of pterosaurs. Crocodilians also possess beta keratin similar to those of birds, which suggests that they evolved from common ancestral genes. Shortly after the 1859 publication of Charles Darwin's "On the Origin of Species", British biologist Thomas Henry Huxley proposed that birds were descendants of dinosaurs. He compared the skeletal structure of "Compsognathus", a small theropod dinosaur, and the 'first bird' "Archaeopteryx lithographica" (both of which were found in the Upper Jurassic Bavarian limestone of Solnhofen). He showed that, apart from its
Color a Dinosaur Color a Dinosaur Color a Dinosaur is a 1993 electronic coloring book video game for children. It was developed by FarSight Studios for the Nintendo Entertainment System. The player colors various dinosaurs by using the provided dinosaur images and palettes. Players can either color using the free form mode or in the automatic mode where they choose only a color. Intended for ages 3 to 6, the game lacks sophisticated features such as animation and minigames, and the basic colors are either brightly colored patterns or limited variations on pink or red. An extra set of patterns can be reached