eurasian wolf (canis lupus lupus) beautiful animal in the forest

mammal animal pet dog wildlife zoo carnivore puppy whiskers bird cat plant bear terrier eurasian wolf canis lupus beautiful forest yawn adult alpha america american animal canine canis canus carnivore cold crature 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