548 
THE BLACK-CROWNED NIGHT HERON. 
by from eighty to one hundred pairs of Qua Birds. In places where the cedars have been cut 
down for sale, the birds have merely removed to another quarter of the swamp, but when 
personally attacked, long teased, and plundered, they have been known to remove from an 
f/iwAwl 
DAY AND NIGHT HFT RONS . — Ardea nyciicorax. 
ancient breeding-place in a body, no one knew where. Such was the case with one on the 
Delaware, which, having been repeatedly attacked and plundered by a body of crows, alter 
several severe rencontres , they suddenly disappeared, and abandoned the place. On the 
