1. ノウサギ   bat   hare   hippopotamus   whale   Hint Half-n-half Clue   2. ビーバー   antelope   penguin   gorilla   beaver   Half-n-half Clue   3. ゴリラ   gorilla   whale   cheetah   reindeer   Half-n-half Clue   4. ハリネズミ   octopus   bison   whale   hedgehog   Half-n-half Clue   5. バッファロー   ass   bison   hare   panda   Half-n-half Clue   6. ヤマアラシ   koala   polar bear   hyena   porcupine   Half-n-half Clue   7. カンガルー   kangaroo   panther   jackal   mare   Half-n-half Clue