1. エビ   jellyfish   eel   lobster   snail   Hint Half-n-half Clue   2. カニ   crab   manatee   lobster   turtle   Half-n-half Clue   3. タコ   octopus   eel   manatee   seal   Half-n-half Clue   4. カキ、シンジュガイ   shark   mussel   oyster   sea urchin   Half-n-half Clue   5. メカジキ   lobster   swordfish   jellyfish   octopus   Half-n-half Clue   6. マナティ   seal   manatee   snail   mussel   Half-n-half Clue   7. イルカ   starfish   dolphin   whale   eel   Half-n-half Clue