The capercaillie is on the  UK red list of birds of high conservation concern, BTO Bird Facts:
http://blx1.bto.org/birdfacts/results/bob3350.htm

SNH have now rightly  emphasised the  importance of  woodlands in Strathspey for the survival of  this magnificent bird in Scotland, see The Scotsman article: http://news.scotsman.com/scotland/Capercaillies-on-brink-of-extinction.6692483.jp

capercaillie 20110119 1590189237

Cock capercaillie photographed in Deeside where capercaillie  have now become extremely rare. Copyright 2011BSCG.