Wolves (Canis lupus), two pups, littermates, eight weeks, playing, Montana, USA, North America

america american animal animals canid canidae canids canis carnivora carnivore carnivores day daylight daytime during eight exterior exteriors fauna gray grey kingdom littermates lupus mammal mammalia mammalian mammalians mammals montana nature nobody north of outdoor playing predator predators pup pups states tetrapod the timber two united us us american usa vertebrata vertebrate vertebrates weeks wild wildlife wolf wolves world young younger