Across America, a handful of extraordinary national parks give travelers the rare chance to see endangered animals thriving ...

Colorado’s wolf restoration program is struggling amid federal roadblocks over where the state can source new wolves for ...

Bison from Utah’s iconic Book Cliffs Herd have been venturing across the state line into Colorado, which recently decided to ...

Kelp once formed “underwater rainforests” on the California coast, but these fragile ecosystems have largely disappeared. At a marine lab near the Bay Area, scientists are trying to bring them back.

Colorado Parks and Wildlife Director Jeff Davis outlined wolf-restoration efforts and spoke of a growing workload for agency ...

Across North America, mountain lions, bears, and gray wolves have made a remarkable comeback over the last 50 years. Once nearly exterminated, these ...

In 1987, officials began the reintroduction of wolves into Yellowstone, kicking off a wolf management program that saw great ...

Readers of the News & Star have reacted to plans to reintroduce lynx in Britain, which could see the population roam the outskirts of Carlisle.

At first, I didn’t know what it was. The sound sort of reminded me of a muffled elk bugle, and when a clearer bugle seemed to ...

The gray wolf was officially removed from the Endangered Species Act's "threatened" list Friday after three decades -- a decision that has stoked controversy among environmentalists and ranchers. It ...