The U.S. Department of Agriculture’s Wildlife Services killed the male gray wolf after five sheep were attacked in Wyoming.

Few individual animals have ever been more important to their species than 2323M — a red wolf, dubbed Airplane Ears by advocates for his prominent extremities, who spent his brief but fruitful life on ...

Newer techniques to discourage wolves are working in other parts of North America. It's hard, but "the first rule of business ...

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.