. William H. Thorpe, Animal Nature and Human Nature (London: Methuen, 1974), p. 88. This is an important work covering the whole question of man's part in nature. Much of the background material for this paper derives from this book.

. Ibid.

. K. G.Hayes and C.Hayes,“Imitation in a Home‐raised Chimpanzee,”Journal of Comparative and Physiological Psychology  45 (1952):405–59.

. R. A. Gardner and B. T. Gardner, “Two‐way Communication with an Infant Chimpanzee in Behavior of Non‐Human Primates,” in Behavior of Non‐Human Primates, ed. A. Scheier and F. Stollnitz (New York: Academic Press, 1971).

. Thorpe, p. 288.

. A. R. Peacocke, Science and the Christian Experiment (London: Oxford University Press, 1971), p. 97.

. Theodosius Dobzhansky, The Biology of Ultimate Concern (London: Fontana, 197l), p. 69.

. For further reading, I suggest Carl P. Swanson's The Natural History of Man (Englewood Cliffs, N.J.: Prentice‐Hall, 1973). This book, a personal account of a professor of botany, tackles the questions, What is man, How did he get there, and Where is he going?