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

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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)