The Indian tribish beat, got a different language going on in the background as well. On this CD they've already said they only have "screaming" on one song, but I know that the singer of Chiodos is on the cd as well.
you can find it on either
http://www.purevolume.com/thesoundofanimalsfighting
or
http://www.purevolume.com/soundofanimalsfighting
Not sure which of those is right.