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 ...

Nature can be very dramatic. In the animal kingdom, life-and-death scenarios are always just around the corner. Even just a casual stroll with the herd can turn deadly in the blink of an eye. That’s ...

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 ...