1. yak   yak   salamander   skunk   elk   Hint Half-n-half Clue   2. mofeta   gnu   skunk   sea cow   sea urchin   Half-n-half Clue   3. unicornio   gnu   elk   unicorn   ewe   Half-n-half Clue   4. salamandra acuática   ram   newt   badger   salamander   Half-n-half Clue   5. oveja   salamander   ewe   unicorn   weasel   Half-n-half Clue   6. erizo de mar   yak   ram   sea urchin   water buffalo   Half-n-half Clue   7. búfalo de la India   gnu   water buffalo   sea urchin   unicorn   Half-n-half Clue