English: Black-billed Capercaillie
Russian: Каменный глухарь
German: Steinauerhuhn
French: Tetras a bec noir
Mongolian: Нургийн сойр
Japanese: オオライチョウ (O-raicho)

Body Length: 68-79 cm
Wing span: 75-115 cm

Resident breeder
Breeding season: April-August

Egg number: 6-9
Egg colour: Yellowish-buff with fine speckling and more small blotches.
Brood: 1 per year

Global status: Least concern
Regional status: Least Concern

Food: Seeds, needle leaves, buds, dried fruits, insects and wheat grains.

Habitat: Nests on the ground with dense vegetation in mountain forest shrubs and bushes in coniferous and mixed forests. They remain in family groups, joining larger flocks in the autumn. Large flocks move down to river valleys and wheat fields near forests. They flocks move down to river valleys and wheat fields near forests in winter and stay in deciduous forests and the edges of forests.