My wife and I were walking around Old City Philadelphia.  We sat down to eat lunch, and were instantly swarmed with birds turned dogs.  They knew we had food, and they weren’t leaving until it was gone.  So, we obliged their requests, and tossed some sandwich chunks into the air.  After seeing their reaction, I decided to grab my recently acquired Canon EOS Rebel T1i to see what i could capture.  I set it to manual focus (Since there was so much in the background the camera *could* choose to focus on), set the ISO to 6,400.  I set my shutter speed to 1/4000 sec, and an F-Stop of f/5.6.  I snapped quite a few pictures of nothing at all….and then this: