1. ostra   octopus   whale   eel   oyster   Hint Half-n-half Clue   2. estrela-do-mar   eel   starfish   lobster   mussel   Half-n-half Clue   3. carangueijo   crab   shrimp   octopus   eel   Half-n-half Clue   4. camarão   octopus   eel   mussel   shrimp   Half-n-half Clue   5. tartaruga-marinha   starfish   snail   crab   turtle   Half-n-half Clue   6. marisco   clam   whale   starfish   shrimp   Half-n-half Clue   7. baleia   oyster   seal   whale   sea urchin   Half-n-half Clue