Mexican gray wolves continue to be one of the most controversial conservation issues in Arizona and across the region.

Arizona wildlife managers say consistent growth in the Mexican gray wolf population could trigger the species' downlisting ...

Republican bills that would allow the endangered Mexican gray wolf to be killed and no longer be considered an endangered ...

State and federal wildlife agencies counted 319 endangered Mexican gray wolves across Arizona and New Mexico this past year. Up from 286 the previous year, it marks a decade of steady recovery.

Champions of the Mexican gray wolf are watching a bill introduced in Congress by Rep. Paul Gosar, R-AZ, to remove the wolf ...

Conservation works best when the U.S. government treats private landowners as partners. Jonathan Wood is vice president of law and policy at the Property and Environment Research Center.

Arizona and New Mexico wildlife agencies recently reported that the population of endangered Mexican gray wolves grew by 33 wolves last year.

Just 13 years after gray wolves were re-introduced into the lower 48 states, they're going off the Endangered Species List. At the same time, polar bears may go on the list—because of dangers that lie ...

For the first time in a century, biologists have documented a gray wolf in Los Angeles County over the weekend, a sign that these predators that were eliminated from the state by hunters are ...

The gray wolf will come off the endangered species list in Michigan, Minnesota and Wisconsin next month as the federal government unravels itself from the costly business of protecting wild animals.