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 ...

Wyoming officials say they recognize the Mollie’s Pack’s historic significance and have taken steps to address the situation, ...

If not for a series of tones broadcasting her location, no one would’ve known she had died. Like dozens of other Yellowstone National Park wolves involved in a three-decade-long study, researchers ...

"Painter et al. claim that large-carnivore recovery in Yellowstone National Park has produced a strong trophic cascade compared to other systems, citing a 152-fold increase in aspen sapling density ...

The Mollie’s Pack is Yellowstone's oldest wolf pack and includes the famous Wolf 1090F. The pack has strayed outside the park ...

This kind of behavior is not encouraged. A man was caught on video approaching and spraying at a Yellowstone wolf pack. Bystanders shouted warnings. Park officials advise staying at least 100 yards ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

The long-lived, one-eyed wolf 907F died this Christmas after a fight with a rival wolf pack, Yellowstone researchers have confirmed. Reading time 2 minutes One of Yellowstone Natural Park’s most ...

A playful Yellowstone wolf pup is giving weekend vibes after he was caught on camera making off with a grizzly bear warning sign—and turning the post into a chew toy. Wolves just wanna have fun.

8-Mile pack pups from two breeding females’ litters excitedly greet adults returning to the den. Pup survival to independence increases significantly with increasing numbers of adult pack members, who ...

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