A short, sharp "twit" or "cit" often repeated in quick series of 2–4 notes.
Several platforms offer high-quality audio recordings for listening or free MP3 download: Eurasian Nuthatch (Sitta europaea) :: xeno-canto zvuki ptits popolzen skachat
Sharp, metallic "tsit" sounds or trilling "sirrr" when agitated. A short, sharp "twit" or "cit" often repeated
Sometimes produces "meowing" calls ("miu-miu") or thin, high-pitched whistles similar to titmice. Where to Listen and Download zvuki ptits popolzen skachat
Обыкновенный поползень (Sitta europaea)