Nest defence behaviour of Common and Arctic Terns and its effects on the success achieved by predators

Lemmetyinen, R. (1971). Nest defence behaviour of Common and Arctic Terns and its effects on the success achieved by predators. Ornis Fennica, 48(1), 13–24. Noudettu osoitteesta https://ornisfennica.journal.fi/article/view/132810