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Arctic Bears
An examination of what the future may hold for polar bears, which evolved from grizzlies during the last ice age, due to the dramatic changes in their Arctic habitat. The documentary also details how grizzlies are expanding their territory northward, encroaching upon the polar bears' domain. Included: a polar bear giving birth; grizzly and polar-bear mothers teaching their cubs to hunt.
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Other episodes for this season
![Silence of the Bees](https://image.tmdb.org/t/p/w300/fdjnKiff5EtB9kqMkxoKn9YxpDj.jpg)
![In the Valley of the Wolves](https://image.tmdb.org/t/p/w300/y2prSqtpTOI1ZFDDtbPe8RccFrc.jpg)
![The Cheetah Orphans](https://image.tmdb.org/t/p/w300/gjgY8r0b0AC3cxeIs13h2IMOVTp.jpg)
![The Beauty of Ugly](https://image.tmdb.org/t/p/w300/bmi8wAdqftb6QjCcuCL6sOwCXqb.jpg)
![The Desert Lions](https://image.tmdb.org/t/p/w300/4c9CTNY0rHF7rYadd4NwvUFGAJ7.jpg)
![Parrots in the Land of Oz](https://image.tmdb.org/t/p/w300/sGQ4e0frRvXRusaHGyARidayWsG.jpg)
![Crash: a Tale of Two Species](https://image.tmdb.org/t/p/w300/hmdKdWvWYKaJZinzZkhNYle7Eav.jpg)
![Arctic Bears](https://image.tmdb.org/t/p/w300/cTDQDOGNrom0cFIWauMdykgOwMa.jpg)
![What Females Want and Males Will Do (1)](https://image.tmdb.org/t/p/w300/IzrGgOiqrAr0IOicL5DkS2cf2A.jpg)
![What Females Want and Males Will Do (2)](https://image.tmdb.org/t/p/w300/6lfor5gGdIB78Rr97i1HUTfQWJ0.jpg)
![The Gorilla King](https://image.tmdb.org/t/p/w300/6IMLX2cNm3KPA7Q4WgMbkg5Fdj4.jpg)
![Superfish](https://image.tmdb.org/t/p/w300/u9riQj6eDiMsfdDYDvwtIsfFWcl.jpg)
![Prince of the Alps](https://image.tmdb.org/t/p/w300/dsMo2MvK3Ng0ll20pyNxWxlKKT1.jpg)