#barb  one of the parallel filaments projecting from the main shaft of a feather
  supertype:  fibril__filament__strand  a very slender natural or synthetic fiber
  part of:  vane__web  the flattened weblike part of a feather consisting of a series of barbs on either side of the shaft
     part of:  feather__plume__plumage  the light horny waterproof structure forming the external covering of birds
        part of:  bird  warm-blooded egg-laying vertebrates characterized by feathers and forelimbs modified as wings

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