Thousands of Migratory Swans Spend Winter in China's Rongcheng

Thousands of migratory swans from Siberia converged on east China's Rongcheng to spend winter.

Thousands of migratory swans from Siberia converged on east China's Rongcheng to spend winter.

Thousands of migratory swans from Siberia converged on east China's Rongcheng to spend winter.

Thousands of migratory swans from Siberia converged on east China's Rongcheng to spend winter.

Thousands of migratory swans from Siberia converged on east China's Rongcheng to spend winter.

Thousands of migratory swans from Siberia converged on east China's Rongcheng to spend winter.

Thousands of migratory swans from Siberia converged on east China's Rongcheng to spend winter.

Thousands of migratory swans from Siberia converged on east China's Rongcheng to spend winter.

Thousands of migratory swans from Siberia converged on east China's Rongcheng to spend winter.

Thousands of migratory swans from Siberia converged on east China's Rongcheng to spend winter. These swans were spotted on a lake in Yandunjiao Village in Rongcheng of Shandong Province on Dec. 20, 2015.