Ornis Fennica 2020:2

Ornis Fennica 2/2020 contains the following articles: Patrik Karell, Peter Ericsson, Daniel Ericsson, Kent Haglund, Chiara Morosinotto & Lars-Ove Nilsson, Mammalian nest predation induces small-scale nest site switching in territorial tawny owl (Strix aluco) females; Marcin Matysek, Robert Gwiazda, Filip Zieba, Maciej Klimecki, Radoslaw Mateja & Piotr Krzan, High tourism activity alters the spatial distribution of Hazel Grouse (Tetrastes bonasia) and predation on artificial nests in a high-mountain habitat; Beneharo Rodríguez, Airam Rodríguez, Juan Antonio Lorenzo & Juan Manuel Martínez, The Macaronesian Sparrowhawk diet in native and exotic forests; Marta Dimitrova, Mattia Brambilla & Boris P. Nikolov, Habitat preferences of Sombre Tit (Poecile lugubris) in a karst environment.