1. pinguino   bison   penguin   antelope   hedgehog   Hint Half-n-half Clue   2. orso polare   beaver   porcupine   shark   polar bear   Half-n-half Clue   3. lepre   walrus   kangaroo   seal   hare   Half-n-half Clue   4. cervo   gorilla   whale   stag   hyena   Half-n-half Clue   5. asino   ox   ass   jackal   bat   Half-n-half Clue   6. bulldog   stag   panther   walrus   bulldog   Half-n-half Clue   7. koala   koala   cheetah   kangaroo   beaver   Half-n-half Clue