// Learning Processing
  // Daniel Shiffman
  // http://www.learningprocessing.com
  
  // Example 6-11: Multiple Zoogs
  
  int w = 60;
  int h = 60;
  int eyeSize = 16;
  
  void setup() {
    size(400,200);
    smooth();
  }
  
  void draw() {
    background(255);
    
    ellipseMode(CENTER);
    rectMode(CENTER);
    
    int y = height/2;
    
    // Multiple versions of Zoog
    // The variable x is now included in a for loop, in order to iterate and display multiple Zoogs!
    for (int x = 80; x < width; x += 80) { 
      
      // Draw Zoog's body
      stroke(0);
      fill(175);
      rect(x,y,w/6,h*2);
      
      // Draw Zoog's head
      fill(255);
      ellipse(x,y-h/2,w,h);
      
      // Draw Zoog's eyes
      fill(0);
      ellipse(x-w/3,y-h/2,eyeSize,eyeSize*2);
      ellipse(x+w/3,y-h/2,eyeSize,eyeSize*2);
      
      // Draw Zoog's legs
      stroke(0);
      line(x-w/12,y+h,x-w/4,y+h+10);
      line(x+w/12,y+h,x+w/4,y+h+10); 
    }
    
  }