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  • 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
  • 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
  • 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
  • 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
  • FEATHER TERMS AND ILLUSTRATIONS - U. S. Fish and Wildlife Service
    Barbule: a lateral branch of a feather barb Calamus: the hollow inner portion of the feather shaft that lacks barbs and attaches to the skin Sometimes called the quill
  • 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
  • Barbules - definition of barbules by The Free Dictionary
    Define barbules barbules synonyms, barbules pronunciation, barbules translation, English dictionary definition of barbules n Zoology A small barb or pointed projection, especially one of the small projections fringing the edges of the barbs of feathers
  • Barbules | definition of barbules by Medical dictionary
    Cell structure of developing barbs and barbules in down feathers of the chick: Central role of barb ridge morphogenesis for the evolution of feathers
  • What is a barbule? - Answered - Twinkl Teaching Wiki
    Branches that form from the hollow shaft (Rachis) of a feather When birds preen (groom) their feathers they spread oils over them which 're-hooks' the barbules





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