Detailed weight data on wolves near Yellowstone reveals that Wyoming's wolves seem to weigh much more than gray wolves in other parts of the Lower 48. Here's why ...

A bill that would disallow the state from transporting Mexican Gray Wolf pups into Arizona or spending any public money or ...

“This was a traumatic experience for everyone involved,” Michigan City’s mayor said of the incident at Washington Park Zoo in ...

Environmentalists and farmers have forged an unlikely alliance urging state leaders to increase funding for wildlife ...

For wolves in Yellowstone, it’s all about survival. Pack members sometimes put the smackdown on each other, just to maintain ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. The Colorado high country is the new home to 10 gray wolves ...

For years, ranchers have butted heads with conservationists and the federal government – claiming that the endangered Mexican ...

Canine distemper, a contagious virus, was detected in 64% of animals in northwestern Wyoming, where wolves are classified as "trophy game." ...

A ranch hand killed the King Mountain wolfpack's mother, sparking a probe that could test state rules on lethal take.

OLYMPIA, Wash. — A wolf pack in Washington recolonized the south Cascades for the first time this winter as the state's wolf population continues to grow. On Friday, the Washington Department of Fish ...

Fourth-generation Colorado rancher Susan Nottinham said employee was protecting cows and calves after months of attacks on ...