1. めすひつじ   weasel   ram   ewe   sea urchin   Hint Half-n-half Clue   2. うみうし   weasel   sea cow   sea urchin   ewe   Half-n-half Clue   3. いたち   sea urchin   ram   ewe   weasel   Half-n-half Clue   4. あなぐま   ewe   sea urchin   sea cow   badger   Half-n-half Clue   5. いもり   sea cow   badger   ram   newt   Half-n-half Clue   6. めすひつじ   sea urchin   weasel   badger   ram   Half-n-half Clue   7. うに   newt   sea urchin   sea cow   weasel   Half-n-half Clue