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