The Eurasian pygmy owl (Glaucidium passerinum) is the smallest owl in Europe. It is a dark reddish to greyish-brown, with spotted sides and half of a white ring around the back of the neck.This species is found in the boreal forests of Northern and Central Europe to Siberia. This is a sedentary species, meaning that adults are resident throughout the year in its range. The exception may be during harsh winters, when the adults may move south. Young of the species usually move in autumn or winter.