1. エビ   snail   octopus   shrimp   lobster   Hint Half-n-half Clue   2. タコ   octopus   jellyfish   otter   dolphin   Half-n-half Clue   3. エビ   lobster   eel   jellyfish   swordfish   Half-n-half Clue   4. カワウソ   octopus   otter   manatee   starfish   Half-n-half Clue   5. ヒトデ   crab   mussel   starfish   manatee   Half-n-half Clue   6. メカジキ   swordfish   starfish   crab   turtle   Half-n-half Clue   7. クラゲ   crab   jellyfish   seal   manatee   Half-n-half Clue