Contact: Mike Ferlazzo
Iowa State University
Caption: Jill Pruetz, an ISU associate professor of anthropology, has been studying savanna chimpanzees at her Fongoli research site in Senegal since 2001. She'll be a guest on National Public Radio's "Talk of the Nation" show on Thursday.
Credit: Photo by Bob Elbert, Iowa State University News Service
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Related news release: Study finds savanna chimps exhibit sharing behavior like humans