KEEL-BREASTED BIRDS. 287 
FIG. 315.—Bank swallow, showing cave-nest and young. 
The cedar-bird (Ampelis cedrorum) is abundant in east- 
ern United States. The nest is made in low trees or 
bushes, and from three to four purplish-white and black 
spotted eggs are laid. 
Allied to this family is the cock of the rock * (uficola) 
* They are remarkable for their “ entertainments,” or courtships. 
Twenty or more of these birds have been seen standing in a circle, 
some seated upon rocks, while in the center a solitary male hopped 
