American bison symbolize resilience, and today, their thriving population represents humanity’s greatest conservation story.

The original adult bison mate and have calves, those calves grow into adults who have calves, and so on. This generates much faster growth than, say, adding a constant number of individuals to the ...

Bison breed in August and September, during which dominant males maintain a small “harem “of females for mating. A female's gestation period lasts 285 to 300 days, after which she gives birth to one ...

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 ...