1941 audio interview with William Henry Jackson, photographer of Yellowstone and the Old West, at age 98 - Mutual Broadcasting/USGS - 10/18/2021 1941 audio interview with William Henry Jackson, photographer of Yellowstone and the Old West, at age 98
Yellowstone Is Turning 150 — Here's How You Can Celebrate the Park and Learn More About Its Indigenous Roots - Travel+Leisure - 1/25/2022 Link »
Black bear density in Yellowstone’s Northern Range is highest in Northern Rockies - The Spokesman Review - 11/09/2024 Link »