#cannon_bone  greatly developed metatarsal or metacarpal bone in the shank or cannon part of the leg in hoofed mammals
  supertype:  #bone__os  rigid connective tissue that makes up the skeleton of vertebrates
  part of:  #cannon.body_part__shank  lower part of the leg extending from the hock to the fetlock in hoofed mammals
     part of:  #ungulate__hoofed_mammal  any of a number of hoofed mammals superficially similar but not necessarily closely related taxonomically
     part of:  #animal_leg  the leg of an animal
        part of:  #quadruped  an animal especially a mammal having four limbs specialized for walking
        part of:  #biped  an animal with two feet

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