Man Leaves Camera in Cave for 10 Years--No One Prepared for What It Captured

By Alice Gibbs
Senior Life and Trends Reporter

Published Jun 27, 2025 at 5:36 AM EDT
Updated Jun 30, 2025 at 3:59 AM EDT

For 10 years, a camera has been sitting silently inside an abandoned grizzly bear den near Yellowstone, bearing witness to the wildlife visitors that passed by.

Now, wildlife filmmaker Casey Anderson has shared what the camera captured, and the results were impressive.

Anderson, 49, is known for his work tracking wildlife throughout the American West. He placed the camera in the cave more than a decade ago. At the time, it was a spontaneous decision made during a backcountry expedition, and he'd hoped to catch a glimpse of grizzlies reusing the den.

"Not only had bears returned, but so had mountain lions, coyotes, and a surprising variety of smaller animals," Anderson told Newsweek. "One mountain lion in particular kept returning again and again, almost obsessively."
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https://www.newsweek.com/man-leaves-camera-cave-10-years-2091440