It's a battle between two fierce flying foes! The Steller's sea eagle uses its massive beak to slice through prey. But millions of years ago, the Pteranodon ruled the skies as one of the largest flying animals of all time. 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.