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Nature

Grizzly 399: Queen of the Tetons

Season 42 Episode 15

Known only by her research number, Grizzly 399 has been a fixture in Grand Teton National Park since 2007, becoming the world’s most famous grizzly bear. Now 399 is raising four new cubs in the face of human encroachment, a warming climate and the threat of losing protection under the Endangered Species Act.

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Relationships with cats and dogs are some of the longest and most intimate of our lives.
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Skunks seem to know their power as they navigate the margins of our world.
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In 1893, a bounty hunter journeyed to New Mexico on a mission to kill a dangerous outlaw.
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Male animals will stop at nothing for the right to mate with a female.
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The behavior of female animals.
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Horseshoe crab numbers drop as their use as bait by the fishing industry increases.
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