#genus_Balaenoptera__Balaenoptera  type genus of the Balaenopteridae
  supertype:  #mammal_genus  a genus of mammals
  member:  #blue_whale  #finback_whale  #sei_whale  #lesser_rorqual
  member of:  #family_Balaenopteridae__Balaenopteridae  rorquals; blue whales
     member of:  #suborder_Mysticeti__Mysticeti  baleen whales: right whales; rorquals; blue whales; humpbacks
        member of:  #order_Cetacea__Cetacea  an order of Eutheria
           member of:  #subclass_Eutheria__Eutheria  all mammals except monotremes and marsupials
              member of:  #class_Mammalia__Mammalia  warm-blooded vertebrates characterized by mammary glands in the female
                 member of:  #subphylum_Vertebrata__Vertebrata__Craniata__subphylum_Craniata  fishes; amphibians; reptiles; birds; mammals
                    member of:  #phylum_Chordata__Chordata  comprises true vertebrates and animals having a notochord
                       member of:  #kingdom_Animalia__Animalia__animal_kingdom  taxonomic kingdom comprising all living or extinct animals

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