Stock photography, photos: Singing Polar Bears Stock photos of Polar bears sparring and appearing to sing. 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, predator, spar, sparring, fight, fighting, box, boxing, wrestle, wrestling, sing, singing, hug, hugging, karaoke