In 1979, Terrace attributed Nim's language ability to imitation. An inside look at a typical training session tells us why.
This documentary was filmed by NHK television, Japan’s government-owned television network
This video, made in 1995, illustrates the bonobo group as it existed in Atlanta, Georgia. It addresses the issue of differential rearing of the bonobos and the relationship of rearing to the acquisition of human cultural capacities.