TETRAONIDA. 49t 
THE CAPERCAILLIE. 
TETRAO UROGALLUS, Linnzus. 
The Capercaillie—also known as the Wood-Grouse, and the male 
as the Cock-of-the-wood—was formerly an inhabitant of the pine- 
forests of the British Islands ; but at some remote period it became 
extinct in England and Wales, while in Scotland and Ireland the 
same fate appears to have overtaken it in the second half of the last 
century. In 1837 its re-introduction from Sweden was successfully 
accomplished in Perthshire, and from that county, Forfarshire, and 
some other centres of distribution, it has now spread over the central 
districts as far as Loch Lomond, East Stirlingshire and Fife, while 
its further extension seems chiefly a question of time. Already the 
