364 



BIRDS OF THE BRITISH ISLES. 



both webs margined with blackish; head and upper part of 

 neck, dark brown; rest of plumage, white; irides, hazel; 

 bill, feet, and legs, coral-red. Length, about sixteen inches. 

 The female is similar to the male. The young have the 

 upper parts more or less brownish, with paler tips to the 

 feathers; tail, at terminal end, broadly banded with blackish. 



(Breat Blach-beabeb (5iUL 



JOHN Iju/vcaa^. 



Great Black-headed Gull {Larus ichihyaetus^ Pallas) is an 

 exceedingly rare abnormal spring migrant to the British 

 Isles. It inhabits the South Central Palearctic Region and 

 North-eastern Ethiopian Region. The adult in breeding 

 plumage is described as having the head deep black ; mantle 



