Frog watching fly

void setup() {

  size(800,600);

}

​

​

void draw() {

  background(9, 82, 175);

  fill(124,167,64);

  rect(250,250,300,300);

  noStroke(); 

  fill(13, 100, 17);

  ellipse(400,500,900,300);

  fill(124,167,64);

  rect(250,250,300,300);

  fill(255,255,255);

  ellipse(250,270,150,150);

  ellipse(550,270,150,150);

  fill(0);

  ellipse(400,400,180,40);

  fill(0);

  float pupilX = map(mouseX, 0, width, 235, 285);

  float pupilY = map(mouseY, 0, height, 235, 270);

  float pupilA = map(mouseX, 0, width,515, 565);

  ellipse(pupilX,pupilY,60,50);

  ellipse(pupilA,pupilY,60,50);

  ellipse(mouseX,mouseY,30,30);  //<--- supposed to be a fly

​

  }