Geographical Location: Western

California plans to break ground on April 22—Earth Day—for what it’s calling the world’s largest wildlife crossing. The bridge will cross 10 lanes of Highway 101 and a feeder road...

The U.S. Fish and Wildlife Service issued an emergency endangered listing for Dixie Valley toad on April 7 due to the extinction risk posed by a geothermal project. The Dixie...

Decades of fire suppression may be the reason that mountain lion predation is taking a bite out of bighorn sheep numbers in parts of Arizona. Bighorn sheep (Ovis canadensis) evolved...

Managers are increasingly turning to prescribed fire to address unhealthy forest conditions in California. But as researchers recently explored in the Proceedings of the National Academy of Sciences, they are...

California is halting commercial Dungeness crab fishing after two humpback whales were seen entangled in crab fishing gear. “The past few seasons have been difficult for fishing families, communities and...

Wildlife officials tranquilized and captured a mountain lion after it wandered into a Southern California shopping center. Rebecca Barboza, a wildlife biologist with the California Fish and Wildlife Department, told...

Riparian restoration efforts are bringing back rangeland ecosystems that have been damaged by cattle grazing. One successful project is along Dixie Creek, in the Bureau of Land Management’s Elk District...

The official bird of San Francisco has become officially extirpated there. But researchers are determined to return California quail to large urban parks in the city, like the Presidio. “We...

Feral pigs are a growing problem throughout North America. That includes the San Francisco Bay Area, where they are tearing up lawns and soccer fields and invading waterways. Fifty-six of...

A massive new nature preserve is helping create a wildlife corridor connecting Northern and Southern California. The 112-square-mile Randall Preserve, The Nature Conservancy’s largest holding in California, links a patchwork...