Spotting a Bay Area Mammal Lifer: the American Mink
It's quite rare to see them in the Bay Area, but American minks range as far south as Sonoma and Contra Costa.
Latest Stories
The Eyes of the Sea Star
We’re used to bodies having front and back, top and bottom, left and right. But as some common California tidepool creatures show, there’s a totally different way of living.
I Used Facial Recognition Technology on Birds
Birders know you can recognize individual birds. Can a computer scientist train a machine to do so?
For Beaver Believers, Salvation Lies in a Once-Reviled Rodent
A new book celebrates the great American history -- and hopeful future -- of beavers.
Sin Fronteras: The Consequences of Lines on a Map
There are two ways of seeing the lines on a map, writes Jose Gonzalez. They lead to a bigger point about what it means to live sin fronteras.
Feeling Like an Outsider in an Outside World
The park ranger who's popularized the #AsianOutsider hashtag explains how he sees the Bay Area outdoors movement changing.
Above the Tropopause: in Search of a High-Altitude Butterfly
Butterfly experts guard their secret spots like fishermen. When a friend takes Liam O'Brien to his "spot," the writer finds himself in a scene from Nabokov.
A Coyote Snatches a Mountain Lion’s Meal
A coyote won't pass up a free meal -- so long as it's safe.
How Fierce Fall and Winter Winds Help Fuel California Fires
It is crucial to understand the role winds play in California fires.
Humpback Whales Feed in San Francisco Bay Through November
No whale watch boat captain worth his or her salt is going to guarantee a whale sighting on any particular trip. But Captain Joe Nazar and the rest of the...
