Mollie's Wolf Pack appears to have made a fortuitous move.

Yellowstone's oldest pack has relocated just beyond the protection of park boundaries.

A pack of six wolves chased a grizzly bear away from a bison carcass in Yellowstone National Park, Wyoming. Videographer ...

Officials say sighting a sign species – driven to extinction in state before reintroduction in 2011 – expanding its range ...

The same gray wolf that was spotted in Los Angeles County in February has become the first wild wolf to enter Sequoia National Park in more than 100 years, according to the California Wolf Foundation.

Of the many animals protected by the Endangered Species Act, there may be no other species more American than red wolf. Of the many animals protected by the Endangered Species Act, there may be no ...

Of the many animals protected by the Endangered Species Act, there may be no other species more American than red wolf. Known as "America's wolf," red wolves are the only species of wolf that live in ...