Perching Birds Chiefly Gray, Black, or Black and White. 



73 1. Tufted Titmouse {Bceolopbus bicolor) . L. 6. 

 Ads. Head crested; forehead black; above gray; below 

 whitish, sides rusty. Notes. A clearly whistled peto, 

 peto, and a hoarse de-de-de. 



Range. — Eastern United States; resident from the Gulf States north 

 to northern New Jersey and southern Iowa; straying somewhat 

 further north in summer after breeding. 



731a. Texan Tufted Titmouse (B. b. texensts). 

 Similar to No. 731, but forehead rusty, upperparts 

 paler. 



Range. — Southeastern Texas. 



732. Black-crested Titmouse {Bceolopbus atricrist- 

 atus). L. 6.1. Ads. Head with a black crest; fore- 

 head white or tinged with rusty; back gray; below 

 whitish, sides rusty. Notes. An abbreviation of the 

 call of No. 731, pete-pete-pete-pete. (Bailey.) 



Range.— "From southeastern Texas west to El Paso, south to east- 

 ern Mexico." (Bailey.) 



75 1. Blue-gray Gnatcatcher {Polioptila ccerulea). 

 L. 4.5; T. 2. Outer tail-feathers with white, white 

 tip of next to outer one at least 1.00 long. Ad. tf. 

 Above bluish gray, forehead narrowly black; below 

 grayish white. Ad. 9- Similar, but lighter gray; no 

 black on forehead. Notes. Call, a twanging ting; 

 song, sweet and varied but of small volume. 



Range. — Eastern United States, west to Colorado: breeds from the 

 Gulf States north to southern New Jersey, and Ontario; wanders cas- 

 ually as far north as Maine and Minnesota; winters from the Gulf 

 States southward. 



75 1a. Western Gnatcatcher {P. c. obscura). Simi- 

 lar to No. 751, but slightly grayer above; white tip to 

 next to outer tail-feather less than 1.00 long. 



Range.— Western United States from western Texas west to Cal- 

 ifornia and Lower California. 



752. Plumbeous Gnatcatcher (Polioptila plumbed). 

 L. 4.4. Outer wing of outer tail-feather wholly white, 

 inner web black except at tip. Ad. <$>. Crown shin- 

 ing black, back blue-gray; underparts grayish white. 

 Ad. $ and Yng. cj\ Similar, but no black on head. 



Yng. $. Back and sides with a brownish wash. 

 Notes. Call, a faint mew; song, "a harsh ditty of five 

 notes, something like a Wren's song with notes like 

 those of a Swallow. (Cooper.) 



Range. — Mexican boundary region, from western Texas to south- 

 eastern California and Lower California. 



753. Black-tailed Gnatcatcher {Polioptila calijorn- 



ica). L. 4.5; T. 2.1. Similar to No. 752, but outer 

 vane of outer tail-feather black margined with white; 

 back darker, underparts much grayer, flanks brownish. 



Range.— Pacific coast region of southern California and northern 

 Lower California. 



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