1. Capercaillie (plural Capercaillies) A large, black grouse of the genus Tetrao in the bird family Phasianidae , especially the western Capercaillie , Tetrao urogallus

2. Management to encourage the mountain pine, whilst maintaining scattered green alder in the understorey, is likely to improve Black Grouse winter habitat quality.

3. This study examines the possible protective effect of the Northern Goshawk (Accipiter gentilis) on two of its main prey species, the Black Grouse (Tetrao tetrix) and the Capercaillie (Tetrao urogallus).

4. In the twentieth century, numbers of red grouse and black grouse in the area fell significantly, but improved gamekeeping practices have resulted in both species making a comeback in the region.

5. According to the standard data form submitted by Italy in November 1998, it hosts a number of birds referred to in Annex I to the Birds Directive – the golden eagle (Aquila chrysaetos), the peregrine (Falco peregrinus), the honey buzzard (Pernis apivorus), the hazel hen (Bonasa bonasia), the ptarmigan (Lagopus mutus helveticus), the black grouse (Tetrao tetrix), the capercaillie (Tetrao urogallus) and the black woodpecker (Dryocopus martius) – as well as the migratory birds the sparrowhawk (Accipiter nisus), the common buzzard (Buteo buteo) and the wallcreeper (Tichodroma muraria).