622 



THE BESVhJJVT OF MAN, 



species in a single wliite stripe replacing the three stripes, 

 and in the ears being wholly white.* After having studied 

 to the best of my ability the sexual differences of animals 

 belonging to all classes, I cannot avoid the conclusion that 

 the curiously arranged colors of many antelopes, though 



Fig. 71. Damalis pygarga, male (from tne Knowsley Menagene). 



common to both sexes, are the result of sexual selection 

 primarily applied to the male. 



The same conclusion may perhaps be extended to the 

 tiger, one of the most beautiful animals in the world, the 

 sexes of which cannot be distinguished by color, even by 

 the dealers in wild beasts. Mr. Wallace believesf that the 

 striped coat of the tiger '^ so assimilates with the vertical 



*See tlie fine plates in A. Smith's "Zoology of S. Africa," and Dr. 

 Gray's " Gleanings from the Menagerie of Knowsley." 

 f "Westminster Review," July 1, 1867, p. 5. 



