160 WILD-FOWL AND SEA-FOWL OF GREAT BRITAIN 



head and neck are greyish-black ; lower part of 

 neck and upper parts of body dark bluish-grey. 

 Edge of wing and outer margin of first quill 

 whitish ; legs and feet blue grey, tinged with olive. 

 Length, from bill to tail, eighteen inches. 



FEMALE. Similar to male ; tints not quite so 

 pure. 



