Skip to main content
Access to this video is a benefit for members through

Up Next

Back to Show
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.

Watch Preview
Support Provided By
Season
Nature Season 43
53:03
An intimate portrait of Sir David Attenborough’s life and career in natural history.
What's Streaming on NATURE?
Unlock with PBS Passport
53:33
Follow three orphaned desert lion cubs as they navigate the brutal Skeleton Coast of Namibia.
San Diego: America’s Wildest City
Unlock with PBS Passport
53:33
Experience San Diego, where dazzling biodiversity thrives amidst a transformed urban landscape.
What's Streaming on NATURE?
Unlock with PBS Passport
53:31
Discover the wildlife of Transylvania, a mysterious region hiding some of Europe’s last wilderness.
Silverback
Unlock with PBS Passport
53:45
In Congo, filmmaker Vianet Djenguet comes face to face with the forest’s largest gorilla.
Nature Season 42
Unlock with PBS Passport
53:27
See the spectacular wildlife of The Burren in Ireland through the eyes of a pine marten.
What's Streaming on NATURE?
Unlock with PBS Passport
53:29
Witness a moving view into the effects of war on animals and the humans who help them.
Extreme Lives | Raptors: A Fistful of Daggers
Unlock with PBS Passport
53:28
See the extreme ways in which raptors conquer the toughest habitats on Earth.
Meet the Raptors | Raptors: A Fistful of Daggers
Unlock with PBS Passport
53:58
From giant eagles to miniature falconets, meet the many species of raptors.
Patrick and the Whale
Unlock with PBS Passport
53:08
Patrick Dykstra has a life-changing encounter with a sperm whale and uncovers their world.
Attenborough and the Jurassic Sea Monster
Unlock with PBS Passport
53:03
Sir David Attenborough and experts unearth the fossil of the largest Jurassic predator.
Flyways
53:18
Follow scientists racing against the clock to save the world’s migratory shorebirds.
Active loading indicator