Tits (Parus major and Parus caeruleus) preying upon bats
Viittaaminen
Radzicki, G., Hejduk, J., & Banbura, J. (1999). Tits (Parus major and Parus caeruleus) preying upon bats. Ornis Fennica, 76(2), 93–94. Noudettu osoitteesta https://ornisfennica.journal.fi/article/view/133503