“The Breeding Distribution and Numbers of the Jackdaw (Corvus Monedula) in Kharkiv City, Ukraine”. The Journal of V.N.Karazin Kharkiv National University. Series «Biology» 35 (December 29, 2020): 82–88. Accessed October 25, 2026. https://periodicals.karazin.ua/biology/article/view/16985.