201121st CenturyCanis lupusCanyon PackDave ShumwayEarthFragile PlacesHayden ValleyHuntJulyJuneNaturalNatureNorth AmericaNorth AmericanOutsideSummerSunsetUSAUnited StatesWYWildWild PlacesWildernessWolfWyomingYNPYellowstone National Parkcervus canadensiselkgrey wolf1106305674