Singing birds

(Aegithalos caudatus)

(Regulus regulus)

(Regulus regulus)

(Sylvia atricapilla)

(Troglodytes troglodytes)

(Aegithalos caudatus)

(Aegithalos caudatus)

(Aegithalos caudatus)

(Aegithalos caudatus)

(Aegithalos caudatus)

(Acrocephalus schoenobaenus)

(Panurus biarmicus)

(Troglodytes troglodytes)

(Troglodytes troglodytes)

(Sitta europaea)

(Certhia familiaris)

(Sturnus vulgaris)

(Sturnus vulgaris)