#fetus__fetu__foetus  an unborn or unhatched vertebrate in the later stages of development showing the main recognizable features of the mature animal
  supertype:  #vertebrate__craniate  animals having a bony or cartilaginous skeleton with a segmented spinal column and a large brain enclosed in a skull or cranium
  part:  #ductus_arteriosus  #umbilical_cord
  subtype:  #teras__tera__monster  (medicine) a grossly malformed and usually nonviable fetus
  subtype:  #abortus__abortu  a human fetus whose weight is less than 0.5 kilogram when removed or expelled from the mother's body

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