GRAY-HEADED JUNCO. 
570b. Junco piiceo?iotus caniceps. 6 inches. 
The same as the Slate-colored, with the exception of having 
the back a reddish brown. The nests of all the Juncos are 
placed on the ground, and the markings of their eggs vary but 
little. 
BAIRD JUNCO. 
571. Junco bairdi. 6 inches. 
Found in the mountains of southern and Lower California. 
This is a gray-headed variety with brown on the back and 
sides. 
GUADALUPE JUNCO. 
572. Junco insularis. 5% inches. 
One of the smallest of the family, and found locally only 
on the Guadalupe Islands off the lower California coast, where 
they nest commonly in the pine groves, among the needles 
on the ground, or frequently protected by some overhanging 
stone. Their nest and eggs are the same as the others. Eggs 
bluish white, with fine dots of brown about the larger end 
(.77 x .60). 
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