WITH BROWN PREDOMINATING 



307 



song of the wood thrush, but instantly suggests the 

 latter. A nest of the Russet-backed that was built in a 

 roadside thicket between San Jos^ 

 and Alum Rock Canon contained, 

 May 20, three young Thrushes evi- 

 dently about a week old. 

 They were sparsely covered 

 with brownish gray down, 

 and pinfeathers were just 

 showing along the feather 

 tracts. Both parents dis- 

 appeared, and did not come 

 back so long as we re- 

 mained in the vicinity. 

 Fearing lest any attempt '^8. Russet-eacked Thrush. 



tocsfn/1TT i-Vta AaxraA^nmani- " Only at twilight and in the earliest daw-n 

 blUUy lue ueveiopuieilt ,nay me hear the rich sweet emg of Ifds shy 



of the brood at close range "''*^" 



would result in their being deserted by the parents, we 

 allowed the opportunity to pass by and did not visit 

 them again. 



759 a. AUDUBON HERMIT THRUSH, OR SIERRA 

 HERMIT THRUSH. ■ — Hylocichla guttata auduboni. 



Family : The Thrushes, Solitaires, Bluebirds, etc. 



Length: 7.50-8.25. 



Adults : Upper parts light brownish gray ; tail rufous ; chest thickly 



marked with broad, wedge-shaped spots. 

 Geographical Distribution: Rocky Mountain regions, from the northern 



border of the United States, south to Mexico and Guatemala ; east to 



Texas ; west to the southern Sierra Nevada. 



