China's icebreaker Xuelong conducts 34th Antarctic expedition

Photo taken on Dec. 9, 2017 shows a penguin at Inexpressible Island in Terra Nova Bay of the Ross Sea in Antarctica. China's research icebreaker Xuelong, or Snow Dragon, set sail from Shanghai, east China, on Nov. 8, beginning the country's 34th Antarctic expedition. (Xinhua/Bai Guolong)