#feather__plume__plumage the light horny waterproof structure forming the external covering of birds
supertype: body_covering animal_material
subtype: down_feather aftershaft contour_feather bastard_wing marabou hackle flight_feather scapular
part: vane quill.rib
substance: keratin melanin
part of: bird warm-blooded egg-laying vertebrates characterized by feathers and forelimbs modified as wings
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