Created page with "== Human music == == Avian music == Based on chord-scale theory; in songs, lyrics are spoken in the chord-scale the music is currently in with the tones (most passerine langua..."
(Created page with "== Human music == == Avian music == Based on chord-scale theory; in songs, lyrics are spoken in the chord-scale the music is currently in with the tones (most passerine langua...")