#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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