​

function setup(){

  createCanvas(200,200);

  noStroke();

    cricket = new Bug();

  spider = new Bug();

}

​

function draw(){

  background(120);

  cricket.moveBug();

  spider.moveBug();

    cricket.drawBug();

  spider.drawBug();

}

​

​

class Bug {

    constructor() {

        this.c = color(random(255),random(255),random(255));

    this.x = random(width);

    this.y = random(height);

    }

​

  moveBug(){

    this.x = this.x+random(-1,1);

    this.y = this.y+random(-1,1);

  }

  drawBug(){

       fill(this.c);

     ellipse(this.x,this.y,20,20);

   }

}