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All Images

Discovery
Caves Reveal Evolution of Ancient Microbes

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Photo of researchers collecting microbial biofilms in the Frasassi cave system, central Italy.

Penn State University doctoral student Dan Jones (standing) and postdoctoral researcher Sharmishtha Dattagupta collect microbial biofilms in the Frasassi cave system in central Italy, on May 28, 2008.

Credit: Ieva Perkons


Download the high-resolution JPG version of the image. (154 KB)

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Photo of Jennifer Macalady collecting microbial samples in the Frasassi cave system.

Penn State University professor and geomicrobiologist Jennifer Macalady collects microbial samples in the Frasassi cave system on June 5, 2008.

Credit: Jenn Macalady, Pennsylvania State University


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