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  • Barbule | anatomy | Britannica
    In many birds, some or all of the feathers lack the barbules or the hooks, and the plumage has a loose, hairlike appearance …in turn, have branches, the barbules The barbules on the distal side of each barb have hooks (hamuli) that engage the barbules of the next barb
  • BARBULE Definition Meaning - Merriam-Webster
    The meaning of BARBULE is a minute barb; especially : one of the processes that fringe the barbs of a feather
  • Feather - Wikipedia
    Fused to the rachis are a series of branches, or barbs; the barbs themselves are also branched and form the barbules These barbules have minute hooks called barbicels for cross-attachment Down feathers are fluffy because they lack barbicels, so the barbules float free of each other, allowing the down to trap air and provide excellent thermal
  • Anatomy: Parts of a Feather | Outside My Window
    Each barb is a feather within a feather with a little shaft and little barbs of its own called barbules When viewed as a whole the barbs are the vane Barbules (too tiny to show above): Barbules are mini-barbs that grow from the central shaft of each barb
  • How Feathers Are Built - All About Birds
    Have you ever seen a bird smoothing feathers with its beak? This common behavior is called preening When they preen, birds guide the barbules on their feathers into place so they fully interlock Preening also distributes oil throughout the feathers, keeping them healthy, flexible, and waterproof
  • How are feathers attached to birds? - Birdful
    Feathers are made up of a central shaft called a rachis Thin structures called barbs extend out from the rachis, forming the vane of the feather The barbs have even smaller structures called barbules that have tiny hooks that allow the barbules to zip together, creating a unified vane surface
  • The Parts of a Feather and How Feathers Work - Science of Birds
    We see the barbs running parallel to each other, row after row But now we see that each barb has its own little branches coming off two sides These are the barbules Barbs branch off the central shaft and barbules branch off the barbs Here’s where it gets really interesting





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