186 



THE PASSENGER PIG-EON IN PENNSYLVANIA 



away the last time, some must be left. If they come 

 back they will find themselves safeguarded by pro- 

 tective laws, a more enlightened public sentiment, and 

 a thoroughly aroused interest in their life's history. 

 By the methods of selection used by fanciers in evolv- 

 ing new^ varieties of domestic pigeons typical **wild 

 pigeons" might be produced, to the benefit of the 

 world, and the infinite joy of the aviarist. Wliat bird 

 lover will try tliis experiment? 



