Kurzinhalt: The California Academy of Sciences has the largest collection of biological reference materials west of the Mississippi. Dating back over 100 years, the collection provides a treasure trove of biological information for scientists and researchers studying the natural world. Of the 20 million specimens housed at the Cal Academy, 17 million are insects within the Entomology Department. Collections Manager Norman Penny gives Science on the SPOT a small peek at The Academy's vast butterfly collection.
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