A 5-year review shows better-than-expected progress in the effort to restore Mexican wolves to the U.S., but conservationists ...

The smallest gray wolf subspecies in North America, the Mexican gray wolf is also one of the rarest and most imperiled mammals on the continent. The U.S. Fish and Wildlife Service (and its predecessor ...

Fish and Wildlife named the Mexican gray wolf an endangered species in the 1970s. The 5-year evaluation says that as of 2023, there are at least 20 different litters fostered by wolves.