Common Chiffchaff (Phylloscopus collybita tristis)
Utklippan, Sweden - October 5, 2005
© Ingvar Torsson

Common Chiffchaff (Phylloscopus collybita tristis) - ssp abietinus to the left, and Radde's Warbler to the right
Utklippan, Sweden - October 5, 2005
© Ingvar Torsson