1. delfino   ox   ass   dolphin   porcupine   Hint Half-n-half Clue   2. sciacallo   stag   jackal   walrus   polar bear   Half-n-half Clue   3. canguro   beaver   porcupine   dolphin   kangaroo   Half-n-half Clue   4. ghepardo   hedgehog   cheetah   toad   lioness   Half-n-half Clue   5. pescecane   shark   panther   panda   bat   Half-n-half Clue   6. cavalla   mare   gorilla   polar bear   stag   Half-n-half Clue   7. koala   koala   whale   stag   hyena   Half-n-half Clue