A flare up of a disease that’s especially lethal to wolf pups took a toll on Wyoming and Yellowstone National Park wolf numbers in 2025, reducing biologists’ counts to a level last seen when wolves ...

Few animals symbolize wild interconnectedness quite like wolves, whose return helped reveal just how tightly ecosystems are ...

Canine distemper, a contagious virus, was detected in 64% of animals in northwestern Wyoming, where wolves are classified as ...

Learn more about the canine distemper outbreak that could have reduced Yellowstone wolf pup populations to a historic low.

Wyoming wildlife managers plan to reduce how many wolves can be hunted by 50% following a canine distemper outbreak that has ...

"When the pups are away from their elders, this is when we see them being extra mischievous." ...

Deep in the heart of Yellowstone National Park, audio recorders roughly the size of hardcover books are documenting wolf barks, elk bugles and bird chirps 24 hours of the day, seven days a week, 365 ...

In Yellowstone, the long, rising howl of a gray wolf has always felt like pure mystery, a sound that hints at meaning but keeps its distance. Now artificial intelligence is starting to pull that ...

A Yellowstone wolf pup is having a major social media moment after it was seen trotting off with a grizzly bear warning sign ...

In Yellowstone National Park, when a bison dies it’s not long before wolves or grizzly bears move in on the carcass. If one or two wolves are on the carcass, a lone grizzly bear can usually clear them ...