What is a bird? Which anatomical traits are unique to birds and in what ways are birds diverse? Where do birds fit in the diversity of life on earth? The Pocket Book of Bird Anatomy includes a range of beautiful and intricate anatomical diagrams with comprehensive annotation and analysis of form and function in the avian kingdom. Featuring species from all around the world to provide a truly international appreciation of how birds work, the book is an indispensable guide for bird lovers everywhere.