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