English: Dark-sided Flycatcher, Sooty Flycatcher
Russian: Сибирская мухоловка
German: Russschnapper
French: Gobemouche de Siberie
Mongolian: Шивэр намнаахай
Japanese: サメビタキ (Same-bitaki)

Body length: 13-14 cm
Wing span: 20-21 cm

Passage migrant
Breeding season: May-August

Egg number: 3-8
Egg colour: Pale green with reddish or reddish-brown spots and blotches. 
Brood:  1 per year

Global status: Least concern
Regional status: Least concern

Food: Flying insects such as mosquitoes, beetles, files, and their larvae. 

Habitat: Breeding habitats are coniferous, deciduous and mixed forest with tall old trees and fruit trees in mountain taiga forest, forest steppe and lake and river valleys. Chiefly the female builds a cup-shaped nest 2 to 18 m above the ground, on the branch of a tree or sometimes in a hole. On migration, single birds, or small groups of birds occur in coniferous and mixed forest.