Seals are seen at an interactive area at the Harbin Polarland in Harbin, capital of northeast China's Heilongjiang Province, July 21, 2016. Six newly-arrived seals made their public debut in Harbin on Thursday. (Photo/Xinhua)
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Seals are seen at an interactive area at the Harbin Polarland in Harbin, capital of northeast China's Heilongjiang Province, July 21, 2016. Six newly-arrived seals made their public debut in Harbin on Thursday. (Photo/Xinhua)