7580. Hylocichla ustulata swainsoni 



OLIVE-BACKED THRUSH. 7 inches 



Male and Female alike. Above uniform olive-brown. Below 

 cream, spotted with brown. 



Its summer home is in the evergreen woods of northern New Eng- 

 land. Migrant in Massachusetts. Arrives about May 15. 



Song. Clear and ringing, easily confounded with the Hermit's 



song. 



Nest. In a bush or low tree. 



Breeds. In northern New England. 



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