Agelaeus nhoeniceus . 
1892. Mass . 
July 15. Concord .- were evidently females and young out there were many Roost 
(NO. 5) old males. As they circled in a great dusky cloud I heard the 
clear whistle of a Cow-hird among them and there nay have been 
a good many of the latter species in the flock. Barn and Bank 
Swallows were also mingled with the dusky horde but these (the 
Swallows) may have joined the Blackbirds after they rose althougn- 
I think a few Swallows were roosting in the reeds. 
Only a few of the Blackbirds returned to the starting point 
the majority breaking up into flocks and scattering. I flushed 
one such detachment afterwards from a bed of grass higher up the 
river. 
July 15. Concord .- At the Holt a Cooper's Hawk shot past skimming down Redwing 
wind with great swiftness yet a Red-wing pursued and actually overtake s 
overtook him giving him a succession of vicious pecks on the Cooner ' . s 
head and finally forcing him to seek shelter in a tree. 
Hawk. 
July I 9. C oncord .- As I approached the Beaver Dam Rapid a little after Roost. 
sunset I again heard the Red-wings singing in their roost among 
(NO. 2) the tall grass. It was a most perfect reproduction of the early 
spring concerts and I repeatedly got the "Wild Goose" effect, 
described by Bolles. At least a dozen males, all old birds, 
were thus engaged. As I drew nearer I coul-dl hear a multitude of 
birds fluttering and talking to one another among the reeds. 
Others were continually arriving, usually in parties of from 
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