Females have a series of middorsal streaks and smudges that fade towards the posterior. The object must not be altered by accident, slight smudges, dirt, hair, or dust. These pieces are often white with squiggly black lines and smoke-like smudges. Conductive smudges and similar interference on the panel surface can interfere with the performance. Colored dye or smudges can affect the perceived color of a diamond. Colored dye or smudges can affect the perceived color of a gem. They are yellow with five brown smudges in the throats. This treatment of the face smudges the distinction between object and subject. Examination of images from previous games revealed similar smudges in two other games. Currently Gauthier performs with his wife, 'cellist Maggie Parkins in the improvisational duo The Smudges. The external texture is polished but not quite smooth, resisting finger prints and smudges.