Here are a few sites for bird songs that I have accumulated. When I come
across one I just add it to my bird song folder in My Favorite Place. I
haven't even checked all of them out yet. They cover both the US and foreign
countries.

www.1000plus.com/BirdSong/birdsong.htm
http://www.math.sunysb.edu/~tony/birds
http://www.envirolink.org/orgs/wqed/bird_songs.html
http://www.mbr.nbs.gov/id/songlist.html
http://www.vicnet.net.au/~raou/calls.html
http://ourworld.compuserve.com/homepages.bird_songs_international
http://www.mma.gov.br/ingles/CGMI/cantoave/cantol.html

Hugh Jennings
Bellevue, WA
hughbirder at aol.com