1. bulldog   buldog   castor   erizo   delfín   Hint Half-n-half Clue   2. rhinoceros   rinoceronte   buldog   hiena   puerco espín   Half-n-half Clue   3. panda   panda, oso panda   chacal   puerco espín   yegua   Half-n-half Clue   4. cheetah   buldog   chimpancé   bisonte   leopardo cazador   Half-n-half Clue   5. antelope   chimpancé   buey   burro, asno   antílope   Half-n-half Clue   6. hare   morsa   liebre   erizo   antílope   Half-n-half Clue   7. bison   bisonte   leona   chimpancé   ciervo   Half-n-half Clue