PIONEERS FROM THE SOUTH 



CAROLINA WREN, MOCKINGBIRD, AND TUFTED 

 TITMOUSE 



HE pioneers among birds, like the 

 pioneers among men, are hardy, 

 venturesome individuals who can 

 withstand the hardship and ex- 

 posures of life in lands beyond the 

 regions usually inhabited by their 

 kind. The ability of any species of bird to extend 

 the limits of its range depends upon its possession 

 of pioneers and their success as an advance guard 

 in entering and establishing themselves in a new 

 country. 



A species, therefore, does not occupy new terri- 

 tory by advancing in force, but by gradually form- 

 ing outposts, from which, if conditions are favor- 

 able, the increase in population gradually fills up 

 the intervening areas. 



The Carolina Wren, Mockingbird and Tufted 

 Titmouse arc good examples of bird pioneers. All 



three are southern birds which have been slowly 



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