Ornithurae Ornithurae Ornithurae (meaning "bird tails" in Greek) is a natural group which includes the common ancestor of "Ichthyornis", "Hesperornis", and all modern birds as well as all other descendants of that common ancestor. Ernst Haeckel coined the name in 1866 and included in the group all "true birds" with the "characteristic tail morphology of all extant birds" (translation by Jacques Gauthier). This distinguishes the group from "Archaeopteryx", which Haeckel placed in another new group called Sauriurae. Said simply, modern birds have short, fused pygostyle tails, while "Archaeopteryx" retained the long tail characteristic of non-avian theropod dinosaurs. Gauthier converted Ornithurae into
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