1. tricheco   otter   crab   manatee   sea urchin   Hint Half-n-half Clue   2. balena   starfish   octopus   oyster   whale   Half-n-half Clue   3. delfino   sea urchin   dolphin   starfish   mussel   Half-n-half Clue   4. polpo   oyster   whale   clam   octopus   Half-n-half Clue   5. riccio di mare   octopus   seal   sea urchin   crab   Half-n-half Clue   6. anguilla   dolphin   sea urchin   eel   mussel   Half-n-half Clue   7. conchiglia di San Giacomo   clam   otter   snail   sea urchin   Half-n-half Clue