<canvas width="600" height="400"></canvas>
<script>
var pantalla = document.querySelector("canvas");
var pincel = pantalla.getContext("2d");
/* Cabeza*/
pincel.fillStyle = 'darkgreen';
pincel.fillRect(200, 50, 350 ,300);
/* Ojos*/
pincel.fillStyle = 'black';
pincel.fillRect(250, 110, 90, 90);
pincel.fillRect(410, 110, 90, 90);
/* Nariz*/
pincel.fillRect(340, 200, 70, 100);
/* Boca*/
pincel.fillRect(300, 240, 40, 110);
pincel.fillRect(410, 240, 40, 110);
</script>
