1. reindeer   canguro   erizo   reno   rinoceronte   Hint Half-n-half Clue   2. antelope   erizo   hipopótamo   antílope   pantera   Half-n-half Clue   3. whale   reno   rinoceronte   ballena   sapo   Half-n-half Clue   4. hyena   bisonte   erizo   hiena   canguro   Half-n-half Clue   5. mare   yegua   sapo   leona   pingüino   Half-n-half Clue   6. koala   koala   rinoceronte   oso polar   reno   Half-n-half Clue   7. shark   tiburón   panda, oso panda   leopardo cazador   chacal   Half-n-half Clue