THE KITTIWAKE GULL. 



291 



season most of the birds proceed southwards, only a few 

 remaining to spend the winter, but it is supposed that 

 the latter are supplemented by others migrating from the 

 north. 



The food of this Gull consists chiefly of small fishes 

 and other soft marine animals. 



r-:^*^ 



iMlit^ 



