Note 658 — Chapter IV · RISE OF THE MARRIAGE CONTRACT
Reading edition
Westermarck, op. cit., 252, 249. Wallace has also noted the use of colors as a means of recognition: Darwinism, 217 ff.; and admits that the sexual colors may become pleasing to the females, though they may be devoid of an æsthetic sense. This alleged inconsistency is criticised by Poulton, Colours of Animals, 286.