Pigeon pair polar bear born in East China

Medical workers take care of a pigeon pair of newborn polar bear at an ocean park in East China's Shandong province, August 7, 2017. The pair is under 24-hour care. [Photo: China News Service/Zhang Jun]

Medical workers take care of a pigeon pair of newborn polar bear at an ocean park in East China's Shandong province, August 7, 2017. The pair is under 24-hour care. [Photo: China News Service/Zhang Jun]

Medical workers take care of a pigeon pair of newborn polar bear at an ocean park in East China's Shandong province, August 7, 2017. The pair is under 24-hour care. [Photo: China News Service/Zhang Jun]

A medical worker uses bottle to feed milk to one of the newborn polar bear. [Photo: China News Service/Zhang Jun]

A medical worker checks the health of the newborn pair. [Photo: China News Service/Zhang Jun]