Mackenzie Valley Wolf or Canadian Timber Wolf (Canis lupus occidentalis) in snow

animal animals canadian canid canidae canids canis carnivora carnivore carnivores day daylight daytime during exterior exteriors fauna forest forests gray grey kingdom lupus mackenzie mammal mammalia mammalian mammalians mammals nature nobody occidentalis or outdoor photo photos predator predators shot shots snow tetrapod timber valley vertebrata vertebrate vertebrates wild wildlife winter wintertime wintery wintry wolf wolves wood woods world