Scientists have made a fascinating discovery about the bison population in Yellowstone National Park. Researchers at Texas ...

Researchers from the Texas A&M College of Veterinary Medicine and Biomedical Sciences (VMBS) have discovered that bison in Yellowstone National Park—the only group of American bison that has ...

This post comes to PBS Nature from World Wildlife Fund (WWF). Views and opinions expressed in blog posts are those of the individuals expressing them and do not necessarily reflect those of ...

For many years, Yellowstone has been the only continuously resident bison group as a form of wildlife in the United States. In the past, there has always been the idea that there w ...

Grazing freely in the expansive grasslands of the park, these are the last free-range bison in the United States. Although ...

“But doesn’t Ted Turner have a lot of them?” a salesperson once asked me. She’d noticed an embroidered bison on my hat. Her comment typified the very limited knowledge that most Americans have about ...

Population ecology is the study of how populations — of plants, animals, and other organisms — change over time and space and interact with their environment. Populations are groups of ...