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 ...

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, ...

Birds tote around two vocal organs inside their bodies, but only one works. New interdisciplinary research suggests that this distinctly avian anatomy arose because birds, somewhere in their ...