What Is the Middle Part of a Feather Called? Understanding the Rachis

Discover what the middle part of a feather is called and learn how the rachis supports the feather's structure and shape.

0 views

The middle part of a feather is called the rachis. It's the central shaft that supports the feather's structure, giving it stiffness and shape. The barbs extending from the rachis are what create the feather's vane.

FAQs & Answers

  1. What is the rachis in a feather? The rachis is the central shaft or middle part of a feather that supports its structure and gives it stiffness and shape.
  2. What are the barbs on a feather? Barbs are the fine, hair-like structures that extend from the rachis, collectively forming the feather's vane.
  3. How does the rachis contribute to a feather’s function? The rachis provides the main support for the feather, helping it maintain its shape and enabling flight or insulation.

Watch More

If you found this explanation of feather anatomy helpful, explore our related videos on bird physiology and unique animal adaptations to deepen your understanding of the natural world.

  1. What Are Wing Feathers Called? Understanding Flight Feathers and Remiges Discover the names and functions of wing feathers, including flight feathers, primary and secondary remiges essential for bird flight.
  2. What Is the Difference Between Immature and Juvenile Plumage in Birds? Learn how immature and juvenile plumage differ in birds to better identify and understand bird development stages.