March 23, 2015 by Joan Hamilton
Eighteen months after a fire, what to look for on Mount Diablo
March 12, 2015 by Peter Pyle
The idea of recording as many mammals as you can see in 24 hours hasn't caught on the way the birding big day has. But when a team of longtime biologists set out into the field, their efforts netted them some important new information about Northern California's wild mammals -- and a new North American record.
March 11, 2015 by Chelsea Leu
Oxalis provides a delightful burst of yellow color in the spring. Also, it's eating the entire Bay Area alive.
February 26, 2015 by Joshua Chin
David Schooley and San Bruno Mountain Watch have done much to save San Bruno Mountain. Now they want to share it with the world.
February 25, 2015 by Alison Hawkes
UC Berkeley professor Carolyn Finney explains why environmentalists should support biodiversity — and racial diversity.
February 20, 2015 by Eric Simons
A Presidio Trust biological science tech spotted a gray fox near the Batteries to Bluffs trail on Wednesday, the first recorded in the Presidio since 2004.
February 05, 2015 by Joe Eaton
Coyotes have been remarkably resilient and tenacious, surviving—thriving, even—in our midst as a relict and a messenger from a much wilder California.
February 02, 2015 by Victoria Schlesinger
It’s time to open up Rancho Corral de Tierra, a storied, long-private piece of the coast, for all.
January 30, 2015 by Laura Hautala
This is no mere Internet meme: the City of San Jose has a burrowing owl preserve, with hidden cameras, and it is spectacular.