Wanted: Yellowstone Beavers
A Moment of Science - En podkast av Indiana Public Media
In the late 90's wolves were reintroduced to Yellowstone National Park to help cull the elk population. But there was still one problem: beavers.
A Moment of Science - En podkast av Indiana Public Media
In the late 90's wolves were reintroduced to Yellowstone National Park to help cull the elk population. But there was still one problem: beavers.