<canvas width="600" height="400">
</canvas>
<script>
let canvas = document.querySelector("canvas")
let pincel = canvas.getContext("2d")
pincel.fillStyle ="green"
pincel.fillRect(0,0,350,350)
pincel.fillStyle= "black"
pincel.fillRect(50,50,90,90) //ojo1
pincel.fillRect(200,50,90,90) //ojo2
pincel.fillRect(130,160,80,100) //naris
pincel.fillRect(90,200,50,100) //bigote1
pincel.fillRect(190,200,50,100) //bigote2
</script>
</style>