07.07.2013, Singapore, Singapore - A judge listens to the chirping of the individual birds during the singing competition at the Kebun Baru Bird Corner in Ang Mo Kio. 0SL130707D005CAROEX.JPG [MODEL RELEASE: NO, PROPERTY RELEASE: NO (c) caro images / Schuelke, http://www.caro-images.com, [email protected] - In case of using the picture for any purpose, please contact the agency - the picture is subject to royalty!]