#bird's_foot  the foot of a bird
  supertype:  #animal_foot__foot  a foot of a vertebrate other than a human being
  subtype:  #claw.bird's_foot {#zygodactyl_foot #heterodactyl_foot}  #webbed_foot  #lobate_foot
  part:  #talon
  part of:  #bird  warm-blooded egg-laying vertebrates characterized by feathers and forelimbs modified as wings

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