132 WITH THE U. S. NATURALISTS 



of the fall in South Carolina, the Butter-bird of 

 late autumn in Jamaica and the May-bird of 

 Florida in the spring are all different color phases 

 of one and the same bird. ' ' 



^'An' yo' say that nearly all these little birds 

 make long trips like that?" 



* ' Most of them, except some short-winged birds 

 such as the Cardinal and the Carolina Wren. I 

 don't say," the expert explained, "that you may 

 not see a Sparrow or a Bluebird in winter as well 

 as in summer, but you can be almost sure that 

 the Bluebird or the Sparrow you see in winter is 

 not the same individual that you saw in summer. 

 Your summer friend has gone to Florida, your 

 winter friend spent his summer in New England. 

 The migration has gone on, just the same, only in 

 such cases, the breeding ranges and the nesting 

 ranges overlap." 



''An' they take all that trouble jest to keep in 

 good weather, eh?" 



''No," said the expert, "it isn't altogether a 

 question of weather. Of course that has some- 

 thing to do with it. Even the hardiest little bird 

 will find a reason for southward flight when the 

 berries are frozen on the trees, when the cold winds 

 of autumn ruffle his feathers as he tries to sleep 



