1. medusa   oyster   shrimp   whale   jellyfish   Hint Half-n-half Clue   2. cozza   mussel   octopus   snail   otter   Half-n-half Clue   3. polpo   shrimp   manatee   octopus   shark   Half-n-half Clue   4. granchio   snail   crab   manatee   shark   Half-n-half Clue   5. aragosta   lobster   sea urchin   whale   shark   Half-n-half Clue   6. lontra   oyster   sea urchin   otter   clam   Half-n-half Clue   7. pesce spada   shark   crab   lobster   swordfish   Half-n-half Clue