342 



KNOWLEDGE. 



September. 1913. 



Figure 372. 



A Song Thrush's nest on the top of a nesting box in which 

 tree sparrows built. 



Figure 374. 



A Song Thrush's nest built in an open bracket basket 

 put up for the purpose. 



Figure 373. 



The nest of a Blackbird built in an open-fronted nesting box 

 intended for robins and flycatchers. 



•"iglke 3/5. 



Young Song Thrushes in a nest built on a roofed tray made 

 for these birds or blackbirds. 



