A virus outbreak hit Yellowstone wolf pups hard in 2025.

A flare up of a disease that’s especially lethal to wolf pups took a toll on Wyoming and Yellowstone National Park wolf ...

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

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

This valley in northeastern Yellowstone is home to a number of notable wolf packs. Embark on a tour or head out on your own to spot them in the wild.

Yellowstone National Park sees millions of tourists every single year, but only a lucky fraction ever get a front-row seat to ...

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A prominent wolf that lived among Yellowstone's most famous wolf pack is believed to have been illegally shot and killed just outside the park last month, according to wildlife experts. The wolf was ...