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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 ...

Thirty years ago, park rangers reintroduced grey wolves into Yellowstone National Park. They wanted to restore the ecosystem and get the elk... How the wolf changed Yellowstone 30 years after ...

The award-winning documentary “Lost Wolves of Yellowstone,” in IMAX, is now showing on San Diego’s largest IMAX screen, in the giant dome of the Fleet Science ...

Wolves usually rely on cooperation to survive. Hunting large prey such as elk typically involves multiple pack members working together to isolate and exhaust an animal. That reality makes one ...

Editor’s note: This story first appeared in Mountain Journal. YELLOWSTONE NATIONAL PARK — Around Crystal Creek, where the road bridges the Lamar River at the fringe of Yellowstone National Park’s ...

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Every species has an important role to play in its ecosystem and its loss or reintroduction can have surprisingly large ...

Over the last three decades, Yellowstone National Park has undergone an ecological cascade. As elk numbers fell, aspen and willow trees thrived. This, in turn, allowed beaver numbers to increase, ...