Cabeza de Creeper

<meta charset = "utf-8">
<canvas width="600" height="400"> </canvas>

<script>

    var pantalla = document.querySelector("canvas");
    var pincel = pantalla.getContext("2d");

    pincel.fillStyle = "white";
    pincel.fillRect(0,0,600,400);


    //cabeza 1

    pincel.fillStyle = "darkgreen";
    pincel.beginPath();
    pincel.moveTo(125,50);
    pincel.lineTo(125,350);
    pincel.lineTo(475,350);
    pincel.lineTo(475,50);
    pincel.fill();

    // boca 5

    pincel.fillStyle = "black";
    pincel.beginPath();
    pincel.moveTo(225,350);
    pincel.lineTo(225,240);
    pincel.lineTo(265,240);
    pincel.lineTo(265,350);
    pincel.fill();

    //boca 6
    pincel.fillStyle = "black";
    pincel.beginPath();
    pincel.moveTo(335,350);
    pincel.lineTo(335,240);
    pincel.lineTo(375,240);
    pincel.lineTo(375,350);
    pincel.fill();

    //nariz 4

    pincel.fillStyle = "black";
    pincel.beginPath();
    pincel.moveTo(265,300);
    pincel.lineTo(265,200);
    pincel.lineTo(335,200);
    pincel.lineTo(335,300);
    pincel.fill();

    //ojo 2

    pincel.fillStyle = "black";
    pincel.beginPath();
    pincel.moveTo(265,200);
    pincel.lineTo(175,200);
    pincel.lineTo(175,110);
    pincel.lineTo(265,110);
    pincel.fill();

    //ojo 3

    pincel.fillStyle = "black";
    pincel.beginPath();
    pincel.moveTo(335,200);
    pincel.lineTo(335,110);
    pincel.lineTo(425,110);
    pincel.lineTo(425,200);
    pincel.fill();


</script>