Stock photography, photos: Polar Bears - after sparring Stock photos of Two polar bears relaxing and cuddling up after an extended sparring session. Near Churchill, MB, Canada. Photograph: © Brad Hill Click for a larger image and more information Keywords associated with this stock photo: animal, wildlife, wild, mammal, carnivora, carnivore, ursidae, ursus maritimus, polar bear, behavior, predation, predatory, predator, spar, sparring, fight, fighting, box, boxing, wrestle, wrestling, affection, cuddle, cuddling, rest, snow, snowy, refractory period