1. ऊदबिलाव   clam   eel   otter   whale   Hint Half-n-half Clue   2. डोल्फ़ीन   dolphin   seal   jellyfish   starfish   Half-n-half Clue   3. सील मछली   mussel   swordfish   shark   seal   Half-n-half Clue   4. तेगा मछली   sea urchin   swordfish   octopus   oyster   Half-n-half Clue   5. घोंघा   shark   eel   swordfish   snail   Half-n-half Clue   6. झींगा मछली   sea urchin   seal   lobster   oyster   Half-n-half Clue   7. तारामीन   oyster   starfish   seal   shark   Half-n-half Clue