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

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

Thirty years ago, park rangers reintroduced grey wolves into Yellowstone National Park. They wanted to restore the ecosystem and get the elk... What is the legacy of Yellowstone wolves 30 years after ...

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 ...

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, ...

Three decades after wolves were reintroduced in Yellowstone National Park, aspen stands are recovering, a new analysis suggests. Published in Forest Ecology and Management, the study looks at what ...

In one of the most remarkable ecological comebacks in modern conservation, grey wolves—reintroduced to Yellowstone National Park in 1995—have played a key role in regenerating aspen forests that had ...

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