#caudal_appendage  tail especially of a mammal posterior to and above the anus
  supertype:  #tail  the posterior part of the body of a vertebrate especially when elongated and extending beyond the trunk or main part of the body
  part of:  #vertebrate__craniate  animals having a bony or cartilaginous skeleton with a segmented spinal column and a large brain enclosed in a skull or cranium

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