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Blue butterflies back in San Francisco, after Xerces extinction
The Xerces blue butterfly went extinct along the San Francisco coast some 80 years ago. But scientists have identified a ...
NASA takes to the skies for ‘first-of-a-kind’ study of California wildflower blooms
There’s more to the California wildflower blooms than meets the human eye, experts say. NASA’s Caltech Jet Propulsion ...