The wolf looks at him again for a long, silent moment, and slowly the light in the room shades to silver blue, the lanterns glowing, bright spheres barely confined behind their paper screens. There is a wet, tearing sound, and the wolf's fur begins flattening into pearlescent white slime, the wolf shuddering beneath it...

The process lasts nearly a minute, and looks both painful and aesthetically unpleasant. But at the end of it, it is not a wolf who stands before Daneel.