Fri, Apr 6, 2007 -- 6:33 AM

Checkerspot Butterfly Returns to San Mateo County
A sure sign of spring in San Mateo County was once the emergence of the Bay Checkerspot Butterfly. But the butterfly became extinct in this area after a wave of freeway construction. Now, after a six-year absence, the Checkerspot, known for its orange, red and white markings, has returned to Edgewood Park and Natural Preserve.

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Host: Kathryn Baron

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