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 ostrich portrait.
GRID STEP. Outline the general shape of the head and the neck of the ostrich. Sketch the eyes.
GRID STEP. Detail the eyes. Erase redundant lines. Add the feathers.
GRID STEP. Draw a beak. Add eye's pupils and eyebrows.
GRID STEP. Detail the beak. Add eyelashes.
GRID STEP. Work on the whole figure of the ostrich, adding more details to the eyes, nose and beak.