1. Enhydra lutris   otter   lynx   impala   porcupine   Hint Half-n-half Clue   2. Coendou prehensilis   hyena   beaver   armadillo   porcupine   Half-n-half Clue   3. Crocuta crocuta   chimpanzee   porcupine   hyena   armadillo   Half-n-half Clue   4. Dasypus novemcinctus   hyena   impala   armadillo   porcupine   Half-n-half Clue   5. Aepyceros melampus   cheetah   impala   porcupine   beaver   Half-n-half Clue   6. Castor canadensis   beaver   otter   impala   hyena   Half-n-half Clue   7. Ailuropoda melanoleuca   armadillo   chimpanzee   otter   panda   Half-n-half Clue