132 BIRDS OF THE PUBLIC GARDEN 



in all of these instances the birds were fe- 

 males, two in number twice. 



The records show that nearly twice as 

 many female Towhees as males have visited 

 the Garden during the nine years of obser- 

 vation. But in 1907 six of each sex came. 

 Some of these remained several days. The 

 period of migration covered twenty-five 

 days in 1902 and in 1905. No Towhee has 

 been seen on the Common. The song has 

 seldom been heard, but in 1907 on three 

 occasions it was given. The Towhees are 

 usually seen about the groups of shrubs, 

 preferring to be on the ground, unless dis- 

 turbed. The brown and chestnut costume 

 of the female bird is especially harmonious 

 and pleasing. 



57. Rose-breasted Grosbeak 



Zamelodia ludoviciana 



In one year only, 1904, has the Rose- 

 breasted Grosbeak failed to appear. In six 

 of the years one bird only has been noted. 

 In 1907 two male birds were present on 

 May 9, not remaining to a second day, and 



