A Classic 1935 Comparative Study of Ape Emotions & Intelligence
This memoir and journal of Russian comparative psychologist N.N. Ladygina-Kohts describes her work comparing the innate behavior, emotions, play, and habits of her son Rudy and chimpanzee Joni.
Ladygina-Kohts, N.N.; Oxford and New York: Oxford University Press, 2002
This memoir and journal of Russian comparative psychologist N.N. Ladygina-Kohts describes her work comparing the innate behavior, emotions, play, and habits of her son Rudy and chimpanzee Joni.