558 NESTS AND EGGS OF ARIZONA BIKDS. 



jjotierally well concealed by the foliaj?e, or in bmiclies of mistletoe in oak 

 or inesquite trees, from 15 to 20 feet high. Some of these birds com- 

 meiieed building in the first week of March, but no eggs were discovered 

 in any of the nests till fully a month later, the first ones being taken 

 April 8, 1887. 



The number of eggs to a set varies from four to six, five being the 

 most common number found. Probably two or more broods are raised 

 during the season. The eggs are pure white in color, ovate in shape, 

 and measure .56 by .42 inches for the largest to .49 by .40 for the smallest. 

 Their average size is .53 by .40 inch. 



Smithsonian Institution, 



November 23, 1887. 



