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Blue butterflies back in San Francisco, after Xerces extinctionThe Xerces blue butterfly went extinct along the San Francisco coast some 80 years ago. But scientists have identified a ...
SAN FRANCISCO >> More than 80 years ago, a beautiful butterfly called Xerces Blue that once fluttered among San Francisco’s coastal dunes went extinct as stately homes, museums and parks ate up ...
The California Academy of Sciences used genetic testing to identify a blue butterfly species similar to the Xerces species ...
The California Academy of Sciences used genetic testing to identify a blue butterfly species similar to the Xerces species that went extinct and disappeared from the San Francisco coastline.
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