#coastal_diving_bird  gull family; skimmer family; jaeger family; auk family
  supertype:  seabird__sea_bird__seabird__seafowl  a bird that frequents coastal waters and the open ocean: gulls; pelicans; gannets; cormorants; albatrosses; petrels; etc.
  member of:  order_Charadriiformes
  subtype:  larid  long-winged web-footed aquatic bird of the gull family
     subtype:  sea_gull__seagull__seagull  mostly white aquatic bird having long pointed wings and short legs
        subtype:  mew_gull__mewgull__sea_mew__Larus_canus  the common gull of Eurasia and northeastern North America
        subtype:  great_black-backed_gull__black-backed_gull__cob__larusmarinu  white gull having a black back and wings
        subtype:  herring_gull__herringgull__Larus_argentatus  large gull of the northern hemisphere
        subtype:  laughing_gull__blackcap__pewit__pewit_gull__pewitgull__Larus_ridibundus  small black-headed European gull
        subtype:  ivory_gull__ivorygull__Pagophila_eburnea  white arctic gull; migrates as far south as England and New Brunswick
        subtype:  kittiwake  small pearl-gray gull of northern regions; nests on cliffs and has a rudimentary hind toe
     subtype:  tern  small slender gull having narrow wings and a forked tail
        subtype:  sea_swallow__seaswallow__Sterna_hirundo  common tern of Eurasia and America having white black and gray plumage
  subtype:  skimmer  gull-like seabird that flies along the surface of the water with an elongated lower mandible immersed to skim out food
  subtype:  jaeger  rapacious seabird that pursues weaker birds to make them drop their prey
     subtype:  parasitic_jaeger__parasiticjaeger__arctic_skua__Stercorarius_parasiticus  a variety of jaeger
     subtype:  skua__bonxie  gull-like jaeger of northern seas
        subtype:  great_skua__greatskua__catharactaskua  large brown skua of the North Atlantic

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