Cubaynes had anecdotally observed different CDV survival rates in the black wolves she studied, and looking to the literature, she found a 2018 study documenting a potential genetic link between the ...

A program to reintroduce the endangered Mexican gray wolf in the Southwestern United States has run into problems. Bred in captivity, the wolves haven't learned to hunt in the wild, and they're ...

A gray wolf has appeared where he isn't supposed to be: the Black Hills. The proof of his presence looks like a clip from a nature documentary, a video that shows a lean, long and powerful gray ...

A second clip, taken last fall, records two black wolves and a gray wolf fording the same stream. Most of the 2,500 to 3,000 wolves in Poland are gray with red or black accents.

Black fur is a genetic mutation and is a fairly rare one in Europe, where the predominant wolf is grey and "black wolves are almost non-existent," Joanna Toczydłowska, wolf project coordinator of ...