Wildlife photographer Randy Robbins has captured a video of one of the rarest mammals on Earth at Lassen Volcanic National Park.

The Sierra Nevada, once a tranquil stretch of towering pines and snow-capped peaks, is now a stage for a new kind of drama—one where fire is the main character and animals are forced to rewrite ...

The Sierra Nevada red fox is an endangered species living solely in the Golden state and with less than 100 individuals ...

The Sierra Nevada red fox, a rare California species whose population is dramatically dwindling, has been listed as endangered.. The US Fish and Wildlife Service (FWS) announced in a news release ...

Randy Robbins, a California-based wildlife photographer, said his camera captured rare footage of the "highly threatened" ...

A Northern California photographer captured footage of an extremely rare fox in Lassen Volcanic National Park this winter.

The Center for Biological Diversity today released documentation showing widespread damage to critical habitat for the Sierra ...

The high peaks of the southern and central Sierra Nevada are home to a unique and endangered animal, the Sierra Nevada bighorn sheep. John Muir called them “the bravest of all the Sierra ...

One of the rarest animals in North America, the Sierra Nevada red fox, has been caught on camera in California's Yosemite National Park for the first time in nearly a century.. Motion-sensitive ...

At that time, in 2016, the Sierra Nevada bighorn population numbered over 600 animals — healthy enough for Stephenson to think the animal might be downlisted from endangered to threatened within ...