BIRDS OF THE BRITISH ISLES. 411 



Central and Southern Palearctic Region, moving southward 

 to Southern Africa, India, Australia, and New Zealand. 

 The adult male in summer has the general colour of the 

 upper parts brown, tinged with greyish, with paler margins ; 

 wings, crossed with a white band; forehead, crown, and 

 crests, greyish-brown; eye-streak, cheeks, and chin, white; 

 frill round the neck, chestnut, margined on hinder part 

 with black ; under parts, silky white ; flanks, brownish, with 

 mottlings of rufous ; irides, red ; bill, red ; legs and feet, 

 olive. Length, from twenty to twenty-two inches. 



RED-NECKED GREBE. 



THE Red-necked Grebe (Podiceps rubricollis, Gmelin) is a 

 regular visitor to the British Isles during winter. It also 

 occurs in most parts of Eastern and Northern Europe. 

 The adult in summer dress has the crown, nape, and hind 

 part of neck, blackish ; cheeks, chin, and throat, ashy-grey, 

 margined with white ; upper parts, blackish-brown ; second- 

 aries, white ; front part of neck, rich chestnut ; abdomen, 

 white ; irides, straw colour ; bill, blackish, yellow at base ; 

 legs and feet, deep olive. Length,' from seventeen to 

 eighteen inches. The adult female in summer is similar in 

 colour, but slightly less in size. The adult in winter has 

 the throat white, tinged with grey. The young are similar. 

 (P. 412.) 



