RED-THROATED DIVER. 351 



weight in gold, and of hearing a most interesting 

 lecture upon it by Mr. Field, himself an old Queen- 

 wood master. This extraordinary price, however, has 

 now been far eclipsed, and in a recent year, 1894, an 

 egg of this bird was sold at an auction and knocked 

 down for 300 guineas ! 



LITTLE AUK. 



ALCA ALLE. 

 Genus ALCA. 



A winter visitor, chiefly to the Orkneys and Shet- 

 lands and the far North. 



BRUNNICH'S GUILLEMOT. 



ALCA BRUNNICHI. 

 Genus ALCA. 



Some naturalists regard this bird as a variety of 

 the Common Guillemot, others as a distinct species. 

 They are always found together, and they pair 

 together. This bird has a ring of white round the 

 eye, which the Common Guillemot has not got. 



RED-THROATED DIVER. 



COLYMBUS SEPTENTRIONALIS. 



Family COLYMBID^;. Genus COLYMBUS. 



Sprat-loon Rain Goose Cobble -Sprat-borer. 



This bird is the commonest of all the Divers 

 amongst us, and may be seen throughout the winter 



