As the Climate Changes, Birds Shift their Migrations
Many birds now arrive early -- but some, like Wilson's warblers in the Bay Area, arrive later than they once did.
Science and Nature
Can An Antiseptic Nursery Stop Sudden Oak Death?
Can the SFPUC's new nursery slow the spread of a tree-killing fungus?
The Surprising Story of the Color in a Butterfly’s Wing
How does a butterfly get its green? It's not pigment.
The City Nature Challenge Returns With More People, Places, and Nature
The global citizen science competition returns April 27-May 3.
How a Plant and an Ant Help Each Other to Survive
Vetch and Argentine ants cooperate, exchanging food for protection.
A Gardener in the World
Can the native plant movement outlast its scientific and cultural critics?
San Francisco Opens a New Campground at Sunrise Point
Residents and advocates turn to the challenge of keeping it welcome.
Natural Green for St. Patrick’s Day
What are some green things to see in nature in the Bay Area?
In the Shadow of the Xerces Blue
San Francisco tries to change the conditions that once made it famous for butterfly extinction
Caught on Camera: The State Bird, Surprised
Quails can be found in a wide variety of habitats throughout California and the Bay Area, from scrublands to oak forests. They even sometimes wander into suburbs.
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