Once on the brink of extinction, the Mexican wolf population is ‘booming’ in Arizona and New Mexico.

Foster wolf pups meant to help increase diversity in the wild wolf population, where many adult wolves are genetically as close as siblings.

Federal officials cited "logistical reasons," but conservationists worry the delay is due to livestock industry lobbying.

The number of Mexican gray wolves in the wild has grown, but wildlife agencies and wolf advocates don't agree on the recovery progress.

Republicans in the U.S. House introduced a bill to remove the Mexican gray wolf from the endangered species list. It's been ...

Why do wolf managers foster captive-born pups in the wild? Mexican gray wolves are one of the most endangered wolf subspecies, first listed under the Endangered Species Act in 1976.

State and federal wildlife managers removed a Mexican gray wolf pack from the Peloncillo Mountains after multiple complaints of dead livestock. Ranchers in Cochise County say the wolves should ...

A Mexican gray wolf was mistakenly killed by the U.S. Fish and Wildlife Service last week, according to documents published by the agency. On April 4, the agency authorized the removal of a single ...

More for You Judge orders White House to restore Associated Press’s access Here's the Average Social Security Benefit at Ages 62, 67, and 70 ...

White Americans, especially older citizens, tend to be more bothered than Black Americans or Latinos by demonstrators waving ...

Painstaking work helps identify the number of wolves in Arizona and New Mexico and is vital to the Mexican Wolf Recovery Program that began 25 years ago when the animals were nearly extinct.

PHOENIX — The Mexican wolf was eliminated from the American Southwest during the 20th century, but recovery efforts have led to a dramatic reemergence. Eleven wolves were reintroduced to the ...