If you wanted to know where your taxpayer money is going, You can get an idea here. Specifically this paragraph tells it all:
The Secret Service uniformed division, which normally guards the president and other dignitaries, has been protecting the duck and her nest since she laid her eggs in early April, keeping the mother duck safe from throngs of tourists who stopped to snap pictures.
http://www.cnn.com/2005/US/04/30/treasury.duck.ap/index.html