Readers take to the air in this engaging book about the amazing technology behind birds. This book explores the remarkable structures and systems that make up the anatomy of a variety of different birds. It explains the mechanics behind the hovering hummingbird, the sprinting ostrich, and the swimming penguin. The book also investigates the nest-constructing skills of the weaverbird and the nut-crushing abilities of the toucan. Color photographs and fun fact boxes enrich the text. The technological twist on this life science concept is an exciting adventure into the world of birds!