Stock photography, photos: Jackass Penguins Stock photos of Jackass penguins (Spheniscus demersus) at Boulders by the Sea in Simonstown, the Cape Peninsula. Western Cape, South Africa. Photograph: © Robert Burch Click for a larger image and more information Keywords associated with this stock photo: south africa, jackass penguin, penguins, boulders by the sea, simonstown, cape peninsula, Spheniscus demersus, western cape, africa