One of the most elusive mammals in the southern Sierra is primed to share secrets about its species. A rare “ghost fox” of ...

Sierra Nevada red fox in Lassen Volcanic National Park, California (Keith Slausen, U.S. Forest Service) (CN) — The Center for Biological Diversity on Monday sued the U.S. Fish and Wildlife Service for ...

The Center for Biological Diversity filed suit Monday over the Fish and Wildlife Service’s 2021 determination that it was “not prudent” to designate critical habitat for the fox. Environmentalists are ...

It’s not every day wildlife biologists get to celebrate a moment like this.High in the rugged terrain of the southern Sierra Nevada, researchers with the Califo ...

These endangered alpine creatures eluded biologists for years.

CDFW reached a goal in conservation science by gaining the ability to study more closely the behavioral patterns of the ...

PORTLAND, Ore.— In response to advocacy from the Center for Biological Diversity, the U.S. Fish and Wildlife Service today announced positive 90-day findings on petitions to protect the southern ...

Scientists have successfully GPS-collared a rare Sierra Nevada red fox in California’s snowy mountains for the first time.

Wildlife officials have collared a Sierra Nevada red fox for the first time in the region, a potentially historic moment for ...

The largest of the true foxes, red foxes are also the most widespread, found across the entire northern hemisphere. But secretive Sierra Nevada red foxes — genetically and geographically distinct from ...