A gray wolf responsible for killing six calves and injuring two more — and the probable cause of four more livestock ...

Conservationists say delisting would harm wolf populations already threatened by climate change, loss of habitat and weak ...

The number of endangered Mexican gray wolves has increased for the ninth year in a row, but advocates say recovery isn't occurring fast enough.

The Mexican wolf, or lobo, is the smallest subspecies of gray wolf in North America, weighing between 50-80 pounds with a characteristic buff, gray, rust and black fur coat. The wolves are also ...