Thirty years ago, park rangers reintroduced grey wolves into Yellowstone National Park. They wanted to restore the ecosystem and get the elk population, which had decimated the plant community, in ...

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Aspen forest is reclaiming the skyline of Yellowstone National Park after decades of controversy over efforts to return wolves to the ecosystem. The successful growth of a new Aspen overstory for the ...

A wolf carries a very young pup by its hindquarters in this image caught by a game camera. A new study shows that contrary to long-held scientific assumptions, wolves will move den sites to follow ...

Colorado voters’ opinions on wolf reintroduction in the state haven’t changed much since the effort was narrowly approved in a 2020 ballot measure, according to the results of a 2025 voter opinion ...

Wolves can attain speeds of 30-plus mph in bursts. But in an open chase they cannot come close to catching the planet’s second fastest land animal – the North American pronghorn. These elegant ...

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 ...

Scientific research has long assumed gray wolves are non-migratory during springtime, staying anchored to tend to litters of nearly helpless pups. For the first weeks of life, after all, pups are ...