Savanna chimpanzees dig for food.
Leverhulme Centre for Human Evolutionary Studies, Department of Biological Anthropology, University of Cambridge, Cambridge CB2 1QH, United Kingdom. wcm21@cam.ac.uk
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McGrew
D000818:Animals; D005075:Biological Evolution; D053476:Extinction, Biological; D005247:Feeding Behavior; D002679:Pan troglodytes / Q000523:psychology*