arctic wolf (canis lupus tundrarum) famale with pup

wildlife animal mammal zoo nature tree bird pet branch whiskers plant jungle squirrel carnivore rodent monkey forest beak primate arctic wolf young canis lupus tundrarum famale pup adult alpha america american animal arctic canine canis canus carnivore cold creature dog eyes face feather forest frozen gray harsh lupus male mammal mountain national natural nature north osborn park predator predatory snow species stand struggle survival survive usa weather white wild wilderness wildlife winter wolf woodland wyoming yellowstone