The wolf is likely all of these. Although similar in appearance to a large husky sled dog, the wolf is lankier and has longer legs, larger feet and a narrower chest. Its skull is large and heavy skull and its teeth large.
Wolves vary in color from almost pure black to nearly white with every shade of gray between.
In the Arctic wolves tend to be larger and lighter in color. The wolf has one annual molt in late spring. The new, short summer pelage grows into the long, silky winter coat while the underfur grows during the autumn. A large male wolf may measure slightly over 6 feet in total length and stand almost 3 feet high at the shoulders. Adult wolves weigh between 85 to 115 pounds with some exceptionally large ones reaching 130 pounds.