1. shark   bue   antilope   tricheco   pescecane   Hint Half-n-half Clue   2. beaver   cavalla   scimpanzé   castoro   balena   Half-n-half Clue   3. rhinoceros   pinguino   gorilla   scimpanzé   rinoceronte   Half-n-half Clue   4. polar bear   orso polare   tricheco   cervo   renna   Half-n-half Clue   5. porcupine   gorilla   sciacallo   asino   porcospino   Half-n-half Clue   6. jackal   bulldog   iena   ippopotamo   sciacallo   Half-n-half Clue   7. stag   castoro   cervo   pipistrello   rinoceronte   Half-n-half Clue