Occupancy and abundance of Little Owl Athene noctua in an intensively managed forest area in Biscay

1. Zabala, J.
2. Zuberogoitia, I.
3. Martínez-Climent, J.A.
4. Martínez, J.E.
5. Azkona, A.
6. Hidalgo, S.
7. Iraeta, A.