constructor(x, y) {

    this.x = x;

    this.y = y;

  }

  show() {

    //draw puffin based on this.x and this.y

    ellipse(this.x, this.y, 50, 50);

  }

​

    move() {

    this.x = this.x + 1;

    this.y = this.y + 1;

  }

}