1. 蝦   octopus   lobster   otter   sea urchin   Hint Half-n-half Clue   2. 蛸   swordfish   whale   octopus   clam   Half-n-half Clue   3. 獺   otter   shrimp   shark   oyster   Half-n-half Clue   4. 真珠貝   sea urchin   shrimp   dolphin   oyster   Half-n-half Clue   5. 蛇   clam   snail   shrimp   sea urchin   Half-n-half Clue   6. 陳   swordfish   sea urchin   turtle   shrimp   Half-n-half Clue   7. 海老, 蝦   snail   sea urchin   shrimp   shark   Half-n-half Clue