Oregon State University: Bison in Northern Yellowstone Proving to Be Too Much of Good Thing
April 01, 2020
April 01, 2020
CORVALLIS, Oregon, April 1 [TNSbiologyresearch] -- Oregon State University issued the following news:
Increasing numbers of bison in Yellowstone National Park in recent years have become a barrier to ecosystem recovery in the iconic Lamar Valley in the northern part of the park, according to a study by Oregon State University scientists.
In the valley, foraging by bison exerts 10 times the environmental pressure of elk, historically the area's dominant herbivore - that' . . .
Increasing numbers of bison in Yellowstone National Park in recent years have become a barrier to ecosystem recovery in the iconic Lamar Valley in the northern part of the park, according to a study by Oregon State University scientists.
In the valley, foraging by bison exerts 10 times the environmental pressure of elk, historically the area's dominant herbivore - that' . . .