Currently there are 50 native Telephoto Zoom lenses for Canon 1Ds MIII and all of these lenses are autofocus (AF) type.
Canon 1Ds MIII doesn't have a sensor based image stabilization system but 28 of these Telephoto Zoom lenses features optical image stabilization.
Since Canon 1Ds MIII has environmental sealings (Weather Sealing), you may like to couple your camera with one of these 19 Telephoto Zoom lenses with Weather Sealings.