It is about 75-80 cm tall and weighs between 20 and 60 kg. Timber wolves that live in northern regions tend to be much heavier than those found further south. A timber wolf looks much like a husky, that long-legged dog which pulls sleds over the snow. Its ears stand erect and its nose is quite long and pointed. It has a bushy tail.
Timber wolves vary in colour according to the region they live in.
European wolves are grey to greyish brown with some reddish hair on the back. The legs may be paler in colour. On the Arctic coast of Alaska and western Canada, wolves are a mixture of white and grey. The timber wolf has long, slender legs. It does not attain great speeds can maintain a steady pace over long distances.