Northern Rocky Mountain wolf (Canis lupus irremotus)


Northern Rocky Mountain Wolf (Canis lupus irremotus) – (Goldman 1937)

Common Names:

Overall population: December 31, 2015, there were at least 1,704 wolves in 282 packs (including 95 breeding pairs) in Montana, Idaho and Wyoming.

Physical description: It is a light-colored, medium to large-sized subspecies with a narrow, flattened frontal bone and weighs 70–150 pounds (32–68 kg) and stands at 26–32 inches.

Original range –
Current range –northern Rocky Mountains and the high adjoining plains, northwestern Wyoming northward through western Montana and eastern Idaho Lethbridge in southern Alberta

Habitat / Ecology / Prey:
Prey – elk (Cervus canadensis), bison (Bison bison), mule deer (Odocoileus hemionus)

Unique behaviors:

Legal and Cultural Background:k


Taxonomic/Genetic Information:


Further Reading
Northern Rocky Mountain Wolf Recovery Plan 1987

Journal Articles / Scientific Publications:

The analysis of morphometric data on rocky mountain wolves and artic wolves using statistical method. Shafi MA, Rusiman MS, Hamzah NS, Nor ME, Azmi NA, Ab Latip MF, Azman AH. InJournal of Physics: Conference Series 2018 Apr

 Extinct and vanishing mammals of the western hemisphere, with the marine species of all the oceans, American Committee for International Wild Life Protection, Glover, A. (1942),

Wolf population dynamics in the US Northern Rocky Mountains are affected by recruitment and human‐caused mortality; JA Gude, MS Mitchell, RE Russell… – The Journal of …, 2012 – Wiley Online Library

A novel assessment of population structure and gene flow in grey wolf populations of the Northern Rocky Mountains of the United States; BM Vonholdt, DR Stahler, EE Bangs… – Molecular …, 2010 – Wiley Online Library

Survival of colonizing wolves in the northern Rocky Mountains of the United States, 1982–2004; DW Smith, EE Bangs, JK Oakleaf, C Mack… – Journal of Wildlife …, 2010 – BioOne

Examining differences between recovered and declining endangered species; RJF Abbitt, JM Scott – Conservation Biology, 2001 – Wiley Online Library

Habitat selection by recolonizing wolves in the northern Rocky Mountains of the United States; JK Oakleaf, DL Murray, JR Oakleaf, EE Bangs… – Journal of Wildlife …, 2006 – BioOne

Genetic structure and migration in native and reintroduced Rocky Mountain wolf populations; SH Forbes, DK Boyd – Conservation Biology, 1997 – Wiley Online Library

The Northern Rocky Mountain gray wolf is not yet recovered; BJ Bergstrom, S Vignieri, SR Sheffield, W Sechrest… – …, 2009 –