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Monarchs collected at Pismo Beach, California |
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Overwintering monarch on eucalyptus tree, Pismo Beach, California |
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View of the sky in Cerro Pelón, Mexico |
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Julia Pfeiffer Burns State Park, Big Sur, California |
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Field work with Altizer lab, Sierra Chincua, Mexico
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Oyamel nursery, Michoacán, Mexico |
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Petri dishes used for innoculating larvae with parasite spores |
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Larvae are reared in invididual containers |
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Sampling milkweed leaves for chemical analysis |
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Photos taken by Jaap de Roode and Rachel Rarick, updated April 2009 |