Contact: Andrea Estrada
andrea.estrada@ia.ucsb.edu
805-893-4620
University of California - Santa Barbara

1 Female Bonobo Rests Her Hand on Another’s Shoulder

Caption: One female bonobo rests her hand on another’s shoulder.

Credit: Jeroen Stevens

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Related news release: UCSB anthropologist studies reciprocity among chimpanzees and bonobos