1. crab   marisco   ouriço-do-mar   manati   carangueijo   Hint Half-n-half Clue   2. manatee   manati   mexilhão   tubarão   marisco   Half-n-half Clue   3. dolphin   baleia   água-viva   golfinho   marisco   Half-n-half Clue   4. lobster   ostra   foca   tartaruga-marinha   lagosta   Half-n-half Clue   5. otter   ouriço-do-mar   lontra   baleia   marisco   Half-n-half Clue   6. mussel   caracol   manati   mexilhão   camarão   Half-n-half Clue   7. seal   foca   marisco   polvo   manati   Half-n-half Clue