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