1. hippopotamus   foca   cavalla   balena   ippopotamo   Hint Half-n-half Clue   2. stag   cervo   delfino   pescecane   iena   Half-n-half Clue   3. ox   polpo   sciacallo   bue   riccio   Half-n-half Clue   4. panda   cavalla   antilope   pinguino   panda   Half-n-half Clue   5. octopus   ippopotamo   polpo   pipistrello   leonessa   Half-n-half Clue   6. antelope   leonessa   canguro   antilope   riccio   Half-n-half Clue   7. bat   pipistrello   rospo   ippopotamo   orso polare   Half-n-half Clue