What is the differences between an arctic wolf and a grey wolf?

Arctic wolves are similar in build to other grey wolf subspecies. They are slightly smaller in size than other grey wolf subspecies and have smaller ears and a shorter nose. The most prominent difference between arctic wolves and other grey wolf subspecies is their all-white coat, which remains white throughout the year.

Im not sure if you still need this but the answer is 300 hz450 hz  i just did this lesson so , wish you the best of luck and take care