GREBES. 



1. HOLBOELL GREBE 



Our largest species, 18 to 20. The bill 

 is large, iig. 2, hence the head looks large, 

 and when the bird is alarmed is carried well 

 lip, thus straightening the neck, fig 1. The 



Fis. 1. 



Holboell Grebe. 1-14. 



dark back is relieved by the whitish under 

 parts, but the neck shows grayish in front. 



Fi-. 2. 



Bill of Holboell Grebe. 



