Sad news from the Tetons this week. Grizzly 399 passed away after being struck by a vehicle.

Grizzly No. 399 died Tuesday night on a highway in Snake River Canyon south of Jackson...

At 28 years old, No. 399 was the oldest known reproducing female grizzly in the Yellowstone ecosystem. Each spring, wildlife enthusiasts eagerly awaited her emergence from her den to see how many cubs she had birthed over the winter — then quickly shared the news online.

The grizzly lived through a time of strife over her species in the region...