Монтана (адм. регион)
Скалистые горы 0/14278/922
- Idaho-Bitterroot Rocky Mountains 0/2087/112
- Central Montana Rocky Mountains 0/2057/109
- Greater Yellowstone Rockies 0/2444/127
Intermountain West 1/15584/719
- Колумбия 0/2246/140
Великие Равнины 0/333/7
- Canadian Great Plains 0/80/0
- Northern Us Great Plains 0/6/1