1. conchiglia di San Giacomo   octopus   lobster   clam   starfish   Hint Half-n-half Clue   2. tricheco   dolphin   manatee   starfish   oyster   Half-n-half Clue   3. lumaca   octopus   crab   snail   mussel   Half-n-half Clue   4. balena   whale   turtle   otter   crab   Half-n-half Clue   5. cozza   mussel   eel   snail   oyster   Half-n-half Clue   6. ostrica   dolphin   sea urchin   octopus   oyster   Half-n-half Clue   7. stella marina   starfish   clam   manatee   shark   Half-n-half Clue