Infrared cameras used by Chinese researchers to monitor Antarctica's snow petrel (2)

A snow petrel is seen near the Zhongshan Station, a Chinese research base in Antarctica, Dec. 11, 2018. Chinese researchers have begun using infrared cameras to monitor Antarctica's snow petrel, a key indicator species of the local marine ecosystem. This is the first time Chinese researchers in Antarctica have used infrared cameras in bird monitoring. (Xinhua/Liu Shiping)