GRID STEP. You can print out the base construction lines and start drawing on tracing paper or you can draw the grid layout yourself using the following steps. Draw a square which will act as the frame of the otter portrait.
GRID STEP. Outline the general shape of the head and the upper body of the otter. Sketch the eyes and the muzzle.
GRID STEP. Add the ears, nose and mouth.
GRID STEP. Detail the eyes. Erase redundant lines.
GRID STEP. Detail the ears. Add eyebrows.
GRID STEP. Add eye pupils and whiskers.
GRID STEP. Color the eyes and the nose. Erase all guidelines.