Cbe Marbler 



93 



noons, particularly at sunset and dusk. Its habit of singing freely at this 

 time gives the bird its common name. The principal distinguishing marks 

 are its two white outer tail feathers. When the bird is flushed these two 

 white feathers show plainly, as is the case with the slate-colored Junco 

 {Junco hyemalis). 



The Vesper Sparrow builds its nest on the ground, and in location, 

 construction, coloration and size of the eggs, which are four or five in 

 number, closely resembles that of the Song Sparrow. 



NEST AND EGGS OF VESPER SPARROW 



Barn Swallow 



(Hi r undo erythi-ogastra) 



THE Barn Swallow is one of our most beautiful and graceful birds with 

 notes exceedingly soft and pleasing to the ear. It is not an abundant 

 bird in or near New York City, owing, no doubt, to the great abundance of 

 English Sparrows and to the scarcity of good breeding places of which an 

 old barn is the best example. 



A pair of Barn Swallows have raised two broods each season for three 



