1. カキ、シンジュガイ   oyster   jellyfish   swordfish   dolphin   Hint Half-n-half Clue   2. ヘビ   snail   manatee   dolphin   starfish   Half-n-half Clue   3. タコ   shark   lobster   manatee   octopus   Half-n-half Clue   4. カワウソ   swordfish   sea urchin   whale   otter   Half-n-half Clue   5. クラゲ   jellyfish   lobster   snail   eel   Half-n-half Clue   6. シーライオン   shrimp   seal   jellyfish   oyster   Half-n-half Clue   7. エビ   jellyfish   turtle   swordfish   shrimp   Half-n-half Clue