From their feathers to feet, learn more about the major features of bird anatomy and what makes these fascinating animals so ...

Forbes contributors publish independent expert analyses and insights. GrrlScientist writes about evolution, ecology, behavior and health. Everywhere we go, we are surrounded by birds. We eat them, ...

Chapter 1: Scope of This Book -- Chapter 2: Anatomic Form and Function -- Terms of Orientation and Direction -- The Feathers of the Wing -- Aerodynamics and Their Clinical Implications -- Clinical ...

Flight is a rare skill in the animal world. Among vertebrates, it evolved only three times: in bats, birds, and the ...