NA TURAL SELECTION AD VERSE. 1 27 



die of hunger rather than return to their natural 

 food, the inherited effect of ancestral habit does 

 not seem to be particularly strong. Neither is 

 there any strongly-inherited effect of long-con- 

 tinued ancestral wildness in many animals which 

 are easily tamed. 



WOULD NATURAL SELECTION FAVOUR USE- 

 INHERITANCE ? 



If use-inheritance is really one of the factors of 

 evolution, it is certainly a subordinate one, and an 

 utterly helpless one, whenever it comes into con- 

 flict with the great ruling principle of Selection. 

 Would this dominant cause of evolution have 

 favoured a tendency to use-inheritance if such 

 had appeared, or would it have discouraged 

 and destroyed it ? We have already seen that 

 use-inheritance is unnecessary, since natural se- 

 lection will be far more effective in bringing 



