In northern Yellowstone National Park, saplings of quaking aspen, an ecologically important tree in the American West, are being broken by a historically large bison herd, affecting the comeback of aspen from decades of over-browsing by elk.
Findings of the research led by Luke Painter of Oregon State University were published today in Ecology and Evolution.
The study comes five years after Painter, who teaches ecology and conservation in the OSU College of Agricultural Sciences, published a paper in Ecosphere showing that wolf reintroduction in Yellowstone had been a catalyst for aspen recovery both outside and inside park boundaries.
Read more at: Oregon State University
Photo Credit: Luke Painter, 2020