The Russian polar bear population is estimated at 5,000-7,000 animals living along Russia's Arctic coast. According to estimates, there are currently some 25,000 polar bears worldwide.

The touching image shows a polar bear curled up on the side of an iceberg ... which migrate between Svalbard and the Russian Arctic Islands, according to the Natural History Museum.

The cub, a female named Nur, was born on Nov. 17. She is expected to begin adapting to the enclosure where she can be seen by ...