It's a battle between two fierce herbivores! The hippopotamus has a powerful bite that can snap bones. But millions of years ago, the stegosaurus used its fearsome spiked tail to fend off predators. Learn what makes these mighty creatures so powerful. Then decide which one would triumph in a battle.With stunning images, accessible text and its high-interest animal-vs-animal approach, this book is bound to appeal to both at-level and struggling or reluctant readers.