#dolphin  any of various small toothed whales with a beaklike snout; larger than porpoises
  supertype:  #toothed_whale__toothedwhale  any of several whales having simple conical teeth and feeding on fish etc.
  member of:  #family_Delphinidae
  subtype:  #common_dolphin__Delphinus_delphis  black-and-white dolphin that leaps high out of the water; one of the dolphins displayed at the Marinelands of California and Florida
  subtype:  #bottlenose_dolphin__bottle-nosed_dolphin__bottlenose  any of several dolphins with rounded forehead and well-developed beak; chiefly of North Atlantic and Mediterranean
     subtype:  #Atlantic_bottlenose_dolphin__Tursiops_truncatus  the most common dolphin of North Atlantic and Mediterranean; often kept captive and trained to perform
     subtype:  #Pacific_bottlenose_dolphin__Tursiops_gilli  a bottlenose dolphin found in the Pacific Ocean
  subtype:  #porpoise  any of several small gregarious cetacean mammals having a blunt snout and many teeth
     subtype:  #harbor_porpoise__herring_hog__Phocaena_phocaena  the common porpoise of the North Atlantic and Pacific
  subtype:  #grampus__grampu__Grampus_griseus  slaty-gray blunt-nosed dolphin common in northern seas
  subtype:  #killer_whale__killer__orca__grampus__grampu__sea_wolf__seawolf__Orcinus_orca  predatory black-and-white toothed whale with large dorsal fin; common in cold seas
  subtype:  #pilot_whale__pilotwhale__black_whale__blackwhale__common_blackfish__blackfish__Globicephala_melaena  small dark-colored whaled of United States Atlantic coast; the largest male acts as pilot or leader for the school
  subtype:  #river_dolphin__riverdolphin  any of several long-snouted usually freshwater dolphins of South America and southern Asia
  subtype:  #white_whale__whitewhale__beluga__Delphinapterus_leucas  small northern whale that is white when adult

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