Winter feeding by the Great Tit, Parus major, on eggs of the European pine sawfly, Neodiprion sertifer
Viittaaminen
Olofsson, E. (1986). Winter feeding by the Great Tit, Parus major, on eggs of the European pine sawfly, Neodiprion sertifer. Ornis Fennica, 63(3), 91–92. Noudettu osoitteesta https://ornisfennica.journal.fi/article/view/133213
