I'm thinking a worm-eating warbler after listening to my CD. And according to Sibley, they describe their song as " a rapid buzz or trill, usually faster and more insect-like than Chipping Sparrow". I've never seen or heard one though!

Ok...so I believe Google helped me ID this as a zebra finch. Looks like it's native to Australia! Must be someone's escaped pet? Wonder how he's doing today? He's a long way from home here in NE FL.

There are websites to which you can upload these types of recordings. http://www.xeno-canto.org/ But, you'd have to register, etc, etc....

It was one of the few spots worth watching I thought it was interesting that they had the live full orchestra playing who were in a building down the street and the music was piped in