Stock photography, photos: wolf Stock photos of wolf, taken at Ranua Zoo, Finland Photograph: © Esa Hiltula Click for a larger image and more information Keywords associated with this stock photo: wolf, Canis, Lupus, animal, mammal, snow, winter, looking, watch, watching, staring, canine, predator, rest, resting, relax, relaxing, paws, fur, behavior, environment, habitat, nature, outdoor