CAPEHCAILLIE. Tetrao urogallus. 



Resident, indigenous up to the middle of last century ; re-introduced 

 in Central Scotland half a century ago. Resident in the pine-forests of 

 the Pyrenees, Alps, Carpathians, the north of Europe, and the south of 

 Siberia as far north as the Arctic Circle, and as far east as Lake Baikal. 



BLACK GROUSE. Tetrao tetrix. 



Resident in Scotland, England, and Wales. Resident in most pine- 

 forests of Central Europe, North Russia, North-east Turkestan, and South 

 Siberia as far east as the Ussuri River. 



RED GROUSE. Tetrao scoticus. 



Resident on most large heath moors in the three kingdoms except in 

 the south-east of England. Not found outside the British Islands. 



PTARMIGAN. Tetrao mutus. 



Resident in the Highlands of Scotland. Circumpolar species, divisible 

 into several local races. The typical race is a resident on most of the 

 mountain ranges of Europe which, either by latitude or elevation, reach 

 an arctic climate. 



Suborder PYGOPODES. 

 Family COLYMBID^. 



GREAT NORTHERN DIVER. Colymbus glacialis. 



Common winter visitor ; said to have bred in the Shetland Islands. 

 Breeds in arctic America and Iceland^ wandering southwards in winter to 

 the confines of the Tropics. 



WHITE-BILLED DIVER. Colymbus adamsi. 



Rare wiuier visitor ; four British records (Northumberland, Norfolk, 

 and Suffolk). Circumpolar species, wandering in winter as far south as 

 the coasts of Britain and Japan, 



