Bison are playing a larger role in the sustenance of park wolves compared to past years as Yellowstone National Park’s bison herd has swelled and elk numbers have declined, according to the ...

Wolves in Yellowstone National Park will sometimes test their predation skills on lone adult bison. But there can be painful consequences. The accompanying footage, captured by Billy Fabian while on a ...

Studies in the park’s Northern Region have estimated that wolf survival is due in large part to that reliable source of bison meat, composing as much as one-quarter to one-third of a wolf’s scavenging ...