174 



DtjBois, Nesting of the Horned Grebe. 



I" Auk 

 [.April 



tained two eggs, partially covered, especially on the northwest 

 side, which was the direction from which I approached the slough. 

 There was a striking difference in the coloring of the two eggs, in 

 view of the slight difference in their ages. One egg was a drab- 

 tinted cream; the other a beautiful greenish tint with a freshness 

 and delicacy which is difficult to describe, and which marked 

 it as having just been deposited by the bird. A schedule of the 

 subsequent visits to this nest is given in the accompanying table: 



When I approached on the morning of June 24, the Grebe was 

 on her nest. She made herself as inconspicuous as possible by 



