When the giant Apatosaurus walked, the ground shook. Once known as Brontosaurus, this dinosaur was one of the largest land animals on Earth. Vibrant images, accompanied by colorful maps, fun facts, and engaging text supported by Smithsonian experts take readers back to a time when these gentle giants roamed North America.
When the giant Apatosaurus walked, the ground shook. Once known as Brontosaurus, this dinosaur was one of the largest land animals on Earth. Vibrant images, accompanied by colorful maps, fun facts, and engaging text supported by Smithsonian experts take readers back to a time when these gentle giants roamed North America.