Forty years after the Chernobyl disaster, wolves in the exclusion zone are thriving at seven times their pre-accident numbers ...

Wolf and grizzly bear sightings are fairly common in Yellowstone. But scenes such as these, illustrating the life-or-death ...

We’re at an interesting and tenuous time for this population,” said Brenna Cassidy, Colorado Parks and Wildlife’s wolf monitoring data coordinator.

A new clip out of Yellowstone offers a rare look at the brutal reality of kleptoparasitism in the backcountry. Watch a pack ...

A new perspective article in the journal Biological Conservation argues that virtual livestock fencing could reshape how ...

Another example was shown after wolves were reintroduced to Yellowstone National Park about 30 years ago. The ecosystem was ...

New study from the University of Exeter shows that ecosystems can recover quickly when small actions push them past a tipping ...

Since 2011, wolf sightings have increased throughout northern California, marking a steady natural return to their historic ...

Yellowstone National Park might be one of the most famous landmarks in all of the US, even for those living in other countries. It is popular in film and popular culture and is often revered for its ...

CONCRETE, Wash. — Washington state's wolf population is at its highest level to date since its decimation in the early 20th century, but packs remain primarily concentrated in eastern Washington, ...

You don’t need to make the case for environmental stewardship to someone who has watched the sun set behind the Tetons or ...

An Oregon man accused of three violations at Yellowstone National Park is claiming government overreach and arguing park rules are unconstitutional as he seeks a dismissal of the charges. During a ...