#family_Hydrophidae__Hydrophidae  sea snakes
  supertype:  #reptile_family__reptilefamily  a family of reptiles
  member of:  #suborder_Serpentes
  member:  #sea_snake__seasnake  any of numerous venomous aquatic viviparous snakes having a fin-like tail; of warm littoral seas; feed on fish which they immobilize with quick-acting venom

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