What is a bird? To answer that, we must understand how birds are different from all other living things and how they fit into the diversity of life on Earth. Th

There is more to a bird than simply feathers. And just because birds evolved from a single flying ancestor doesn't mean they are structurally the same. With 385

Engineered by evolution to thrive in the wild A tiny textbook to learn on your own How Birds Work goes beyond the typical field guide to show us not only what b

"Here is a volume that has no parallel. . . . A good reference book for those interested in the details of avian anatomy."--Science Books & Films "A gold mine o

Bringing together annotated images and anatomical terms, this reference book is a unique combination of a practical, clinically oriented textbook and pictorial