1. 狐   deer   frog   wolf   fox   Hint Half-n-half Clue   2. 蛇   pig   snake   sheep   frog   Half-n-half Clue   3. 栗鼠   bull   squirrel   sheep   tiger   Half-n-half Clue   4. 牛   sheep   squirrel   cat   cow   Half-n-half Clue   5. 鰐   giraffe   snake   crocodile   rabbit   Half-n-half Clue   6. 雄牛 ,   tiger   dog   bull   cow   Half-n-half Clue   7. 猫   cow   dog   tortoise   cat   Half-n-half Clue