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Stories by John J. Flynn, André R. Wyss and Reynaldo Charrier

South America's Missing Mammals

Startling fossil discoveries in the Chilean Andes reveal an unexpected menagerie of unique mammals that once roamed South America. The finds also overturn long-held wisdom about the continent's geologic history

May 1, 2007 — John J. Flynn, André R. Wyss and Reynaldo Charrier

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