January in Berkeley, 



do not nest here and I have never 

 heard their song, although their sweet 

 call-note has a distinctive quality all its 

 own and cannot be mistaken for that of 

 any other species. 



There is much to be seen among the 

 hills during the clear days between rains. 

 Then the ground-squirrels come out of 

 their burrows and scamper near and far, 

 with one weather-eye always turned to 

 the red-tailed hawk sailing calmly but 

 ominously overhead; the song-sparrow 

 sings a few snatches of his modest song 

 from the roadside thicket, and we may 

 even have the good fortune to happen 

 upon some of our rarer winter visitors, 

 as, for example, Lewis' woodpecker or 

 the evening grosbeak. It will be a red- 

 letter day on our bird calendar when we 

 discover either of these birds, for they 

 only come here when driven from 

 the mountains by extreme cold. At 

 such times they may be present in 

 numbers for a few days and then dis- 

 appear for several years. Lewis' wood- 



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