What Is the Shaft of a Feather and Its Importance?
Learn about the shaft of a feather, its two key parts—the calamus and rachis—and how they provide support and shape.
What Are the Individual Parts of a Feather Called? A Detailed Explanation
Learn about the main parts of a feather including the rachis, barbs, barbules, and calamus in this short, informative Q&A.
What Is the Structure of Feather Anatomy? Detailed Explanation of Feather Parts
Learn about the structure of feather anatomy, including the rachis, calamus, vanes, barbs, and barbules that make up a bird's feather.