wondered what it would be like to soar through its endless expanse? There are many animals who can fly, from the largest birds to the tiniest insects. But once, hundreds of millions of years ago, pterosaurs ruled the skies. They were the greatest fliers this world has known, and they soared above the dinosaurs who ruled the land below. Read about these impressive creatures, learn how they lived, hunted, and survived, and see through breathtaking and detailed illustrations what they looked like all those millennia ago. The Secrets of Pterosaurs will show you a world in the skies you'll wish you could have witnessed firsthand.