Effects of habitat loss on perceived and actual abundance of the Little Owl Athene noctua in eastern Spain.

[…]. The aims of this study are: (1) to reveal habitat-abundance relationship between the traditional agro-pastoral complex of the coast of Alicante and the Little Owl over a decade and (2) to test whether habitat loss can modify Little Owl detectability. […].

Martinez, J. A. & Zuberogoitia, I., Ardeola 51(1), 2004, 215-219