90 IN THE HEMLOCKS. 



the ornithologist has added the expletive 

 mourning, hence the mourning ground-war- 

 bler. 



Of this bird both Wilson and Audubon 

 confessed their comparative ignorance, nei- 

 ther ever having seen its nest or become ac- 

 quainted with its haunts and general habits. 

 Its song is quite striking and novel, though 

 its voice at once suggests the class of war- 

 blers to which it belongs. It is very shy and 

 wary, flying but a few feet at a time, and 

 studiously concealing itself from your view. 

 I discover but one pair here. The female has 

 food in her beak, but carefully avoids betray- 

 ing the locality of her nest. The ground- 

 warblers all have one notable feature, 

 very beautiful legs, as white and delicate as 

 if they had always worn silk stockings and 

 satin slippers. High tree warblers have 

 dark-brown or black legs and more brilliant 

 plumage, but less musical ability. 



The chestnut-sided belongs to the latter 

 class. He is quite common in these woods, 

 as in all the woods about. He is one of the 

 rarest and handsomest of the warblers ; his 

 white breast and throat, chestnut sides, and 

 yellow crown show conspicuously. But little 

 is known of his habits or haunts. Last year 



