images

Released on: 2014-08-25

Silencing the Thunder

When temperatures drop in Montana, wild bison migrate to lower elevations outside the boundaries of Yellowstone National Park. But once outside, they run the risk of being killed because some carry a chronic disease called brucellosis that ranchers fear could spread to cattle.

Documentary

Production Companies:

Forest Clay Productions

Production Countries:

United States of America

Astro

Videos

Astro

Similar Movies

Astro

Reccommendations