1. requin   dolphin   shark   koala   bat   Hint Half-n-half Clue   2. chacal   rhinoceros   lioness   jackal   chimpanzee   Half-n-half Clue   3. bison   hippopotamus   bison   octopus   antelope   Half-n-half Clue   4. kangourou   kangaroo   lioness   jackal   hare   Half-n-half Clue   5. rhinocéros   seal   chimpanzee   rhinoceros   hyena   Half-n-half Clue   6. baleine   whale   walrus   chimpanzee   hare   Half-n-half Clue   7. cerf   stag   octopus   walrus   hippopotamus   Half-n-half Clue