Swans are seen at a bay in Rongcheng, east China's Shandong Province, March 2, 2013. With the temperature rising, swans have begun leaving Rongcheng where they spent the winter. [Xinhua/Dong Naide]
Swans are seen at a bay in Rongcheng, east China's Shandong Province, March 2, 2013. With the temperature rising, swans have begun leaving Rongcheng where they spent the winter.