Latest from San Bruno Mountain

Callippe Silverspot

June 20, 2008 by Laura Hautala

The endangered callippe silverspot butterfly was once common, but now it's found only on San Bruno Mountain, one of the world's hot spots of biodiversity and a spectacular bit of Bay Area wilderness.

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Elfin Butterfly

October 01, 2007 by Aleta George

To us, the San Bruno elfin butterfly, with its one-inch wingspan, seems small, but to the ants that protected it ...

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Butterflies and Bulldozers on an Island of Time

April 01, 2002 by Susan Zakin

San Bruno Mountain rises along the southern border of San Francisco, remnant of an ecosystem that once covered much of this peninsula. The mountain provides a tenuous refuge for some of the rare plants and endangered butterflies that have lost much of their former habitat. And it beckons to people who want a taste of the San Francisco peninsula as it was before Europeans arrived.

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