Allan Hathaway, a wildlife photographer, captured the video of the Wapiti wolf pack chasing after the lone bison in Yellowstone National Park.

It’s an animal-eat-animal world out there, especially in Yellowstone National Park. There are almost 70 different mammal species in Yellowstone, and most of those can be separated into two categories: ...

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 ...

This bison wasn’t putting up with one particular wolf’s bull. They say you’re always stronger in numbers, but this wolf pack learned the hard way that that’s not always the case. Incredible footage ...

Bald eagles might be regarded as the most fearsome predators of the sky, but like any other wild creature, they do whatever it takes to survive ...

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A Yellowstone guide and wolf tracker captured the moment a bison calf had its life saved from a pack of wolves. In video posted Thursday to his Instagram account, Michael Sypniewski was filming at ...

A calf (not the one pictured) was surrounded by wolves on June 10 in Yellowstone National Park. Two adult bison barreled through, saving the baby. Neal Herbert National Park Service A baby bison was ...

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 ...