Each palm-size owl caught is a rush, not only because it is an encounter in the dark with pure wildness. Saw-whets are one of our most mysterious local birds, because they are so secretive and so ...

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Here to stay? Mats of Eurasian watermilfoil clog waterways in the Tahoe Keys, on Lake Tahoe’s south side. It can regrow from a wisp. (Sonya Bennett-Brandt) In the shallows of south Lake Tahoe, diver ...

Amah Mutsun Native Stewardship Corps member Abran Lopez chops down nonnative hemlock at Quiroste Valley Cultural Preserve to allow for the return of native plants such as coast tarplant. (Photo by ...

Pistachio orchards, like these at Gilkey Ranch near Five Points, California, are producing the nut of the future, say farmers, because the crop goes dormant during drought and demands less water and ...

State Route 12 cut to the horizon line of Solano County. Somewhere out of sight lay the small town of Rio Vista and the Delta. But about an hour northeast of San Francisco, midway through southern ...

To hear Roger Castillo tell it, all of the City of San José—its million inhabitants, its sprawling residential neighborhoods, its glittery glass high-rises and office-park tech campuses—is more or ...

Pastures are visible from a derelict milking barn at the historic D Ranch, founded in 1870 and abandoned after the creation of Point Reyes National Seashore. There’s an ambitious plan to restore these ...

Yellowfin gobies, washed up on Lake Merritt's shore at the height of the bloom. (Courtesy of Damon Tighe) “That’s the million dollar question for people that study phytoplankton — why now, and why ...

Lupines bloom on the Adler Ranch in Big Sur, which Western Rivers Conservancy acquired and gave to the Esselen Tribe of Monterey County nonprofit in 2020. (Photo by Doug Steakley, courtesy Western ...

To deliberately attract a tick, you need to emulate a large animal—which shouldn’t be that hard because humans are essentially big, lumbering apes. You increase your chances of attracting the ...

Grasslands managed by the San Francisco International Airport are important habitat for the imperiled San Francisco garter snake. (Photo by Anton Sorokin) Dropping into San Francisco International ...