A yellow circle face with eyes, eyebrows, and a mouth is drawn on an SVG canvas. The facial features are comprised of D3.js shapes, including circles for the eyes and a path generated with `arc()` for the smile. An animation uses `transition()` with a 2000-millisecond duration to repeatedly raise and lower the eyebrows, creating a surprised expression. The example demonstrates D3's SVG rendering and animation APIs within a React framework.