Nest sites and nesting habitats of the Ural Owl Strix uralensis in Finland during the period 1870–1969
How to Cite
Lahti, E. (1972). Nest sites and nesting habitats of the Ural Owl Strix uralensis in Finland during the period 1870–1969. Ornis Fennica, 49(3–4), 91–97. Retrieved from https://ornisfennica.journal.fi/article/view/132842
