1. hiena   hyena   shark   hedgehog   otter   Hint Half-n-half Clue   2. antílope   antelope   stag   ox   gorilla   Half-n-half Clue   3. burro, asno   seal   ass   whale   porcupine   Half-n-half Clue   4. murciélago   whale   walrus   koala   bat   Half-n-half Clue   5. yegua   kangaroo   cheetah   mare   toad   Half-n-half Clue   6. nutria   lioness   ox   otter   panther   Half-n-half Clue   7. chimpancé   toad   kangaroo   chimpanzee   koala   Half-n-half Clue