acmon blue butterfly on golden yarrow

April 24, 2013Balconies Cliffs Trail, Pinnacles National ParkSan Benito County, California

acmon blue butterfly on golden yarrow (Icaricia acmon (Plebejus acmon), Eriophyllum confertiflorum var. confertiflorum) [Balconies Cliffs Trail, Pinnacles National Park, San Benito County, California]
Filename: 20130424-140145.jpg 1064x1418 pixels, ISO 80, f4.0 @ 1/640 sec

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