108 The Birds of Albany County 



Olive-sided Flycatcher. — Nuiiallornis borealis. 7.40 



Rare Transient Visitant 



Field marks. — Tuft of pale yellowish feathers on either flank, 

 showing rather conspicuously ; dull white line down center 

 of breast, sometimes slightly yellowish; rest of plumage 

 dark grayish-olive, very slightly lighter on under parts. 



This species is considerably larger than any Flycatcher yet 

 named and bears no resemblance to the Phoebe, Great-crest, 

 or Kingbird; therefore it should be easily identified, as its 

 characteristics are more pronounced than in any other member 

 of the Flycatcher family. 



Ph(EBE. — Sa^ornis phcebe. 7.00 



Common Summer Resident 



Field marks. — Haunts old bridges, sheds, or rocky canyons; 

 upper parts dark smoky, with slight olive cast; under 

 parts white with possible yellowish cast; on alighting, 

 constantly flits its tail. 



This gentle bird is one of several that have found man 

 congenial and in consequence has, to a considerable extent, 

 changed his habits since the primeval wilds gave place to 

 farms and villages. He never invades the city, but out- 

 buildings in rural places are now his favorite haunts. Here 

 he builds his beautiful, mossy nest, which is eidier glued 

 against a rafter or plastered on a beam, and rears his family 

 in safety. His predilection for old country bridges has given 



