1. pescecane   shrimp   seal   shark   otter   Hint Half-n-half Clue   2. delfino   octopus   dolphin   sea urchin   eel   Half-n-half Clue   3. tricheco   manatee   dolphin   shrimp   otter   Half-n-half Clue   4. aragosta   shrimp   manatee   lobster   seal   Half-n-half Clue   5. riccio di mare   dolphin   octopus   sea urchin   starfish   Half-n-half Clue   6. ostrica   oyster   jellyfish   crab   sea urchin   Half-n-half Clue   7. pesce spada   snail   octopus   seal   swordfish   Half-n-half Clue