female wolf and pups at den site

america and animal animals arctos babies baby beverage black bones canidae canine canines canis carnivore crushing cubs cute den densite female fighting fir food fur gaurd grey hairs jaws landscape licking lupus males mammals marking mikael milk monogamous mother mountains nature nipple nonalcoholic north nurturing pack powerful prairie predator protective pup pups scent site snow social stalk tail timber trees wildlife wolf wolves wot