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teleostei espinós   prickleback, stickleback   Gasterosteidae, gasterosteidae, épinoches Gasterosteus_aculeatus, esganagatas_europeo, espiñeiro_europeo, espiñento espinoso, gasterosteidae
    problematisch baffling, elusive, knotty, problematic, problematical, tough   problématique desconcertante desconcertante, espinoso, problemático
  espinós   acanthoid, acanthous, spinous       espinoso
  eriçat, espinós, punxant   barbed, barbellate, briary, briery, bristled, bristly, burred, burry, prickly, setaceous, setose, spiny, thorny   épineux   erizado, espinoso, punzante