1. ostra   manatee   otter   oyster   clam   Hint Half-n-half Clue   2. camarón   seal   shrimp   clam   crab   Half-n-half Clue   3. almeja   whale   octopus   clam   jellyfish   Half-n-half Clue   4. ballena   whale   jellyfish   shark   lobster   Half-n-half Clue   5. nutria   octopus   shark   otter   oyster   Half-n-half Clue   6. tiburón   shark   otter   whale   manatee   Half-n-half Clue   7. cangrejo   crab   otter   eel   jellyfish   Half-n-half Clue