1. pantera   octopus   walrus   panther   cheetah   Hint Half-n-half Clue   2. comadreja   otter   weasel   walrus   panda   Half-n-half Clue   3. galápago   walrus   turtle   otter   whale   Half-n-half Clue   4. pingüino   whale   penguin   panther   seal   Half-n-half Clue   5. castor   badger   shark   beaver   ewe   Half-n-half Clue   6. delfín   hyena   otter   mare   dolphin   Half-n-half Clue   7. chimpancé   chimpanzee   lioness   stag   hippopotamus   Half-n-half Clue