"The perfection of animals" (1964) Biological Journal of the Linnaean Society: 36 pp 3-29
Cain, A.J.
Reproduced by permission of Academic Press, Ltd, London.
An essay arguing for the importance of adaption in living things, and criticizing the division of characters into adaptive and non-adaptive (particularly historical) categories. The essay marks an interesting cotrast with Gould and Lewontin.