How free-roaming bison in Yellowstone National Park are reshaping the ecosystem

WBUR

Published September 11, 2025 at 10:49 AM CDT

A new study finds free-roaming bison in Yellowstone National Park are reshaping the ecosystem. It’s not always for the better.

NPR’s Nate Rott reports.

This article was originally published on WBUR.org.

Environment