1. chauve-souris   ass   koala   kangaroo   bat   Hint Half-n-half Clue   2. gorille   dolphin   gorilla   hippopotamus   chimpanzee   Half-n-half Clue   3. cerf   gorilla   cheetah   stag   panda   Half-n-half Clue   4. crapaud   polar bear   panther   penguin   toad   Half-n-half Clue   5. bison   panther   bison   mare   kangaroo   Half-n-half Clue   6. morse   rhinoceros   antelope   walrus   hare   Half-n-half Clue   7. castor   rhinoceros   beaver   polar bear   walrus   Half-n-half Clue