WARBLER SUNDAY. 173 



cessions, their coloring comes so nearly together 

 that the eye finds difficulty in tracing their 

 outlines. The pines were alive with warblers. 

 Black-and-white creepers and pine warblers 

 were most numerous, but black-throated greens, 

 yellow-rumps, and yellow red-polls were almost 

 always within sight or hearing. The trick of 

 the yellow red-poll of wiggling his tail reminds 

 me of the water thrush and the spotted sand- 

 piper, but this bird certainly does not do it 

 because he frequents the edges of waves or 

 brooks. Between Boon Pond and the Assabet 

 are some damp woods, a meadow and a line of 

 willows. In the damp woods I found redstarts, 

 black-throated blue warblers and an ovenbird. 

 In the meadow a chewink was scratching among 

 the grass and innocents, and in the willows sum- 

 mer yellow-birds, yellow-rumps, chestnut-sided 

 warblers and black-throated greens caught flies 

 on the wing and frolicked with each other 

 among the falling blossoms. The blossoms as 

 they fell upon the pond looked like yellow cater- 

 pillars in danger of drowning, but as the wind 

 caught them they sailed away merrily to distant 

 shores. They made a brave fleet standing east- 

 ward with all sails set. The ovenbird differs 

 greatly from most of the other warblers. In 

 fact, his character and dress both proclaim him 

 a thrush. His back is olive-green, but it is not 



