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