Chinook salmon have returned to the upper Alameda Creek after decades, due to successful restorations including a new fish ladder, enabling a positive environmental impact on the local ecosystem.

The San Francisco Zoo is rehoming its last three chimpanzees, with "Twiggy" moving to Maryland Zoo, and planning to focus on Bornean orangutan conservation.

San Rafael's future Canal Neighborhood Park begins its transformation from a former boatyard into an equitable open space for the local Latino community.

Urban raccoons nationwide are physically transforming in ways that mirror how wolves became dogs, and scientists say our garbage is accidentally kickstarting the process. San Francisco's notoriously bold trash bandits could be undergoing the same changes.

A volunteer-run San Francisco wildlife rescue that treats hundreds of animals is racing to raise cash after grants ended and new state rules forced costly upgrades.

Santa Clara County expanded its Medfly quarantine after new detections in San Jose, now covering 205 square miles to protect crops and prevent further spread.

Interim co‑CEO Cassandra Costello has pushed a quick reset at the San Francisco Zoo, winning back city funding, rolling out new exhibits and launching a CEO search. The society says stabilization is the priority as auditors and advocates keep watch.

EBRPD General Manager Sabrina Landreth resigns without public explanation; Deputy GM Max Korten steps in as Acting General Manager after a special board meeting.

A historic Monterey cypress in Golden Gate Park was removed after a trunk split, ending its century-long presence.

California State Parks plans a controlled burn at Salt Point State Park to manage vegetation and improve wildlife habitat, with temporary area closures and smoke management measures in place.

South Park Drive at Tilden Regional Park is closed to cars from Nov 1, 2025, to Mar 31, 2026, for the annual newt migration, allowing safe passage for the amphibians.

Eight months after their last male gorilla died under anesthesia, the San Francisco Zoo is introducing Cecil—a Kentucky bachelor turned unlikely savior. The laid-back silverback arrives as the embattled zoo grapples with leadership chaos, frozen city funding, and a damning safety audit that called the 95-year-old facility "unsafe for animals and visitors."

A rare plant, the caper-fruited tropidocarpum, unseen since 1957, was rediscovered in Vasco Hills Regional Preserve highlighting the importance of conservation efforts.