A coprolite, or piece of fossilized feces, from Vieques Island, Puerto Rico.
A coprolite, or piece of fossilized feces, from Vieques Island, Puerto Rico. Courtesy photo
A coprolite, or piece of fossilized feces, from Vieques Island, Puerto Rico. Courtesy photo

Education

Retired Cal Poly professor uses fossilized feces to learn about ancient cultures

January 09, 2015 6:27 PM

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