Ivory fossil on display at a museum in Huaibei City, East China’s Anhui Province, Jan. 13, 2017. Measuring 3.4 meters in length, the longest ever found in China, it dates back to 50,000 years ago. (Photo/Sipaphoto)
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Ivory fossil on display at a museum in Huaibei City, East China’s Anhui Province, Jan. 13, 2017. Measuring 3.4 meters in length, the longest ever found in China, it dates back to 50,000 years ago. (Photo/Sipaphoto)
