1. 鰐   elephant   alligator   wolf   dog   Hint Half-n-half Clue   2. 羊   sheep   horse   donkey   tiger   Half-n-half Clue   3. 驢馬   snake   donkey   deer   cat   Half-n-half Clue   4. 縞馬   dog   rabbit   zebra   pig   Half-n-half Clue   5. 馬   cow   dog   elephant   horse   Half-n-half Clue   6. 兎   rabbit   zebra   squirrel   wolf   Half-n-half Clue   7. 猿   rat   deer   monkey   cat   Half-n-half Clue