Is Grizzly 399 Still Alive In 2024. But grizzly bear 399 being 28 this year and continuing to raise a cub that makes her the oldest known female with cubs that’s been recorded, at least in the greater yellowstone ecosystem. We’ll know she’s gone because the following spring, 399 just won’t return.
Wyoming’s most famous bear, grizzly 399, reached a significant milestone this month when she hit age 28, but she’ll have to last at least another six years to match the longest known lifespan of a grizzly in the northern. “a special day in the world of the grizzly bear,” said tom mangelsen, a jackson wildlife photographer who has famously documented 399’s travails for.