#brown_rat__brownrat__Norway_rat__Rattus_norvegicus  common domestic rat; serious pest worldwide
  supertype:  #rat  any of various long-tailed rodents similar to but larger than a mouse
  member of:  #genus_Rattus
  subtype:  #wharf_rat__wharfrat  brown rat that infests wharves
  subtype:  #sewer_rat__sewerrat  brown rat commonly found in sewers

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