Brazilian artist Jarbas Agnelli saw a photograph of birds on a newspaper once. He noticed that their formation looked like musical notes and, curious, he decided to make a song using them as such. This is the result.
http://www.vimeo.com/http://www.vimeo.com/6428069
Such a simple but great idea, 
and the execution is quite beautiful.
Nature as a music composer. I love it.
- Rick
