The San Diego Zoo posted video of the polar bears enjoying the snow to their Facebook page, and the cute footage has been shared over 13,000 times.

SAN DIEGO (FOX 5/KUSI) — The San Diego Zoo has responded to a video circulating on social media of a polar bear that is visibly drooling, panting and lethargic in its enclosure.

Uulu, the oldest polar bear in North America, according to the Zoo, can be seen in a video rolling around and relaxing in the freshly delivered snow. The 35-year-old sow has lived at the zoo since ...

The San Diego Zoo has responded to a viral video of a polar bear that was drooling, panting, and appeared lethargic in its enclosure. The reason why might be surprising.