"Found in North America millions of years ago, the Diplodocus was an herbivore, but it could do some serious damage! With a whip-like tail that could swing at 800 miles (1,287 km) per hour, the Diplodocus kept itself safe from predators while it dined on leaves and plants. Young readers will discover how the Diplodocus is believed to have looked and acted. With illustrations paired closely with important facts, this book invites readers to imagine how the huge dinosaur lived and grew"--Provided by publisher.