Birth - 4 years. A long time ago there were dinosaurs. Big dinosaurs and small dinosaurs. Dinosaurs with horns on their heads or spikes down their backs. Dinosaurs with long, long necks and long, long tails. Imaginatively and with a masterful use of color, shape and composition, Bryon Barton brings to life a unique and endearing vision of what the world may have looked like once upon a time. Board book. 32 pages.