my grandma sings Belarusian folk song about 'siera ziaziula' (grey cuckoo). recorded at her house in Dobraja, (Horacki rajon, Mahiloŭskaja voblaść) on 28.08.2009 (her 90th birthday).
song's text and earlier audio-recording - dobraja.com/pages/song_ziaziula.htm
