Wyoming’s wild bison are the first of the ungulates (hooved animals) to kick off the fall breeding season, or rut. For bison, the rut starts in July, but really gets going in August and carries into ...

Sticking your tongue out while letting out a bellowing grunt may not be the best way to find a significant other for humans, but the trick sure works for male bison. The bulls' pickup line is known as ...

PRAIRIE CITY, Iowa — The rolling grasslands of Neal Smith National Wildlife Refuge are alive with sound as bison mating season hits full stride. Bison bulls can be heard making deep, guttural bellows ...