1. 獾   sea urchin   elk   badger   gnu   Hint Half-n-half Clue   2. 鼬鼠   sea urchin   weasel   orangutan   skunk   Half-n-half Clue   3. 公羊   ram   salamander   unicorn   newt   Half-n-half Clue   4. 海象   elk   newt   sea cow   unicorn   Half-n-half Clue   5. 火蜥蜴   salamander   ewe   sea cow   skunk   Half-n-half Clue   6. 海胆   newt   sea urchin   sea cow   badger   Half-n-half Clue   7. 臭鼬   unicorn   gnu   skunk   salamander   Half-n-half Clue