1. Italian wolf (Canis lupus italicus), a subspecies of gray wolf native to the Italian Peninsula, the Apennine Mountains and the Western Alps, though it is undergoing expansion towards the north and east.

2. Eurasian wolf (Canis lupus lupus), a subspecies of gray wolf native to western European countries and Scandinavia, Eastern European countries such as Poland and Romania and Russia.

3. Mexican wolf (Canis lupus baileyi), a subspecies of gray wolf native to the mountainous forests and the Chihuahuan and Sonoran deserts of Mexico, Arizona and New Mexico.

4. Iberian wolf (Canis lupus signatus), a subspecies of gray wolf that inhabits the northwest of the Iberian Peninsula, which includes northern Portugal and northwestern Spain.

5. Tibetan wolf (Canis lupus filchneri), a subspecies of gray wolf native to the high altitude mountainous regions in the northern and northeastern parts of India.

6. Arctic wolf (Canis lupus arctos), a subspecies of gray wolf native to the arctic regions of Greenland and North America.

7. Northwestern wolf (Canis lupus occidentalis), a subspecies of gray wolf native to western North America, Alaska, the upper Mackenzie River Valley; southward into the Canadian provinces of British Columbia, Alberta, and Saskatchewan as well as the Northwestern United States.

8. Labrador wolf (Canis lupus labradorius), a subspecies of the gray wolf native to Canada, the regions of northern Quebec and the province of Newfoundland and Labrador.

9. Interior Alaskan wolf (Canis lupus pambasileus), a subspecies of gray wolf native to the interior of Alaska and the Yukon, except the tundra region of the arctic coast.

10. Steppe wolf (Canis lupus campestris), a subspecies of gray wolf native to the remote area in the extreme south-western portion of Russia that borders the northern half of the Caspian Sea.

11. Alexander Archipelago wolf (Canis lupus ligoni), a subspecies of gray wolf native to southeast Alaska, including the Alexander Archipelago.