Mackenzie Valley Wolf | 台北市立動物園資訊網

The Mackenzie Valley Wolf (Canis lupus occidentalis) also known as the Rocky Mountain Wolf, Alaskan Timber Wolf or Canadian Timber Wolf is perhaps the largest subspecies of Gray Wolf in North America. Its range includes all of Western Canada as well as the entire state of Alaska. It is estimated that there are between thirty and forty thousand Mackenzie Valley wolves roaming this territory.

The Mackenzie Valley Wolf was the subspecies used in the Yellowstone reintroduction effort, where it has become a successful apex predator much like it is in its vast northern range. In Yellowstone, it has been crucial in restoring environmental balance in that it has clamped down on the less fit members of the herds on which it feeds, thereby keeping large ungulate numbers in check and allowing certain floral and faunal species to recover, promoting bi...