1. antelope   rinoceronte   castoro   koala   antilope   Hint Half-n-half Clue   2. koala   balena   cervo   koala   leonessa   Half-n-half Clue   3. lioness   leonessa   koala   pipistrello   canguro   Half-n-half Clue   4. chimpanzee   scimpanzé   orso polare   tricheco   cervo   Half-n-half Clue   5. otter   lontra   canguro   lepre   iena   Half-n-half Clue   6. reindeer   antilope   iena   renna   foca   Half-n-half Clue   7. mare   balena   cavalla   koala   pipistrello   Half-n-half Clue