#mammary_gland__mammarygland__mamma  milk-secreting organ of female mammals
  supertype:  exocrine_gland__duct_gland  a gland that secretes externally through a duct
  subtype:  dug  udder  tit
  part of:  female_mammal
  part:  nipple__mammilla__mamilla__pap__tit  the small projection of a mammary gland

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