Remembering Grizzly Bear 399

Grizzly bear 399 and cub of the year emerge from hibernation on May 16, 2023. Photo: NPS/C. Adams
Grizzly bear 399 and cub of the year emerge from hibernation on May 16, 2023. Photo: NPS/C. Adams

Grand Teton National Park Foundation joins the National Park Service, our partners, community members, and friends in Jackson Hole and worldwide in remembering grizzly bear 399.

On the evening of October 22, 2024, grizzly bear 399 was tragically struck and killed by a vehicle on Highway 26/89 near Jackson, Wyoming. Her identity was confirmed through ear tags and a microchip. She leaves behind a yearling cub who is healthy and has a good chance of surviving on their own. This heartbreaking incident underscores the ongoing threat of wildlife-vehicle collisions. To read the entire news release regarding the event, click here.

"She inspired countless visitors into wildlife stewardship and catalyzed a community to action for the benefit of all bears. A true ambassador for her species, and the work doesn't end with her passing. There is still more to be done to successfully coexist with bears in Jackson Hole as we celebrate her legacy", said Grand Teton Bear Biologist Justin Schwabedissen.

Grizzly bear #399 and cubs, 2007.
NPS Photo/G. Pollock
Grizzly bear #399 and cubs, 2007. NPS Photo/G. Pollock

Grizzly bear 399, known by her research number, has been a prominent figure in Grand Teton National Park since 2007. Over the years, she gained global fame as the most photographed grizzly bear in the world. 399 is the oldest known reproducing female grizzly bear in the Greater Yellowstone Ecosystem, giving birth to eighteen cubs, eight of whom successfully reached adulthood. Her story showcases remarkable resilience and strong maternal instincts in the wild.

“The grizzly bear is an iconic species that helps make the Greater Yellowstone Ecosystem so extraordinary. Grizzly bear 399 has been perhaps the most prominent ambassador for the species. She has inspired countless visitors into conservation stewardship around the world and will be missed,” said Grand Teton National Park Superintendent Chip Jenkins.

Grand Teton National Park Foundation is proud to honor her legacy in our continued work in partnership with the park to protect and conserve grizzly bears throughout the Greater Yellowstone Ecosystem.

Two of 399's cubs in 2008. NPS Photo/G. Pollock
Two of 399's cubs in 2008. NPS Photo/G. Pollock

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