CLIFTON, Ariz. ( KPHO /Gray News) - A federal agency mistakenly killed an endangered and possibly pregnant Mexican gray wolf ...

A federal agency “mistakenly” killed an endangered and possibly pregnant Mexican gray wolf in Arizona, officials said.

Republicans in the U.S. Senate, including Sen. Ron Johnson of Wisconsin, have introduced a bill to remove the gray wolf from ...

Scientists say the Trump administration’s embrace of de-extinction won’t help endangered species like the Great Lakes gray ...

Over the last month, two of Colorado’s latest gray wolf transplants were killed after crossing the border into Wyoming.

The fact that this wolf was in Wyoming isn't a surprise. Gray wolves often travel large distances to find mates or hunt, and ...

A bill to delist gray wolves from the federal Endangered Species Act is heading to the U.S. House of Representatives after ...

Two house bills focused on gray wolf management are experiencing different outcomes. House Bill 258, which proposes extending ...

The Pet and Livestock Protection Act would delist gray wolves, return control to states, and prevent court challenges.

A citizen-led initiative to halt Colorado's ongoing wolf reintroduction program was tossed by election officials.

The private company Colossal Biosciences claims to have resurrected dire wolves through genetic editing. The resulting trio, ...