Ilya Povalyaev: Chestnut-backed Chickadee (Poecile rufescens)
Ilya Povalyaev: Boreal Chickadee (Poecile hudsonicus)
Ilya Povalyaev: Boreal Chickadee (Poecile hudsonicus)
Ilya Povalyaev: Chestnut-backed Chickadee (Poecile rufescens)
Ilya Povalyaev: Japanese Tit (Parus minor)
Ilya Povalyaev: Black-capped Chickadee (Poecile atricapillus)
Ilya Povalyaev: Chestnut-backed Chickadee (Poecile rufescens)