Access to this video is a benefit for members through PBS Passport.
Up Next
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.
Support Provided By
Unlock with PBS Passport
53:13
Australian animals take cameras into their secret world.
Unlock with PBS Passport
53:43
Get a first-person look at the lives of ocean creatures like sharks, turtles and gannets.
53:13
Discover the diverse species and personalities of bees who live in a British urban garden.
Unlock with PBS Passport
52:28
Journey to Lapland, where tales of Santa Claus mingle with hearty wildlife.
Unlock with PBS Passport
53:13
Meet the scientists making groundbreaking discoveries to safeguard the future of primates.
Unlock with PBS Passport
53:55
Family is everything for primates. Meet devoted monkeys' uncles and playmate apes.
Unlock with PBS Passport
53:55
Discover the survival strategies used by primates, often in the most unexpected places.
53:13
Meet the pioneering group of scientists who transformed our understanding of ecology.
Unlock with PBS Passport
55:11
See first-hand how the changing climate might affect crucial connections in nature.
Unlock with PBS Passport
55:12
Witness the springtime migrations of butterflies, birds, bison & bats.
Unlock with PBS Passport
55:16
Celebrate spring in this live event broadcast from iconic locations across North America.
Unlock with PBS Passport
53:29
Join Sir David Attenborough as he uncovers a new species of Ichthyosaur.