La Tour du Valat

Article

Territory density of the Skylark (Alauda arvensis) in relation to field vegetation in central Germany

S. Toepfer, Auteur ; M. Stubbe, Auteur

Dans Journal of Ornithology (142(2) APR 2001)

The Skylark (Alauda arvensis) is one of the most common birds in German farmlands. Recently populations declined rapidly in some regions. This new situation demands further research on the ecology and behaviour of this species. In particular, th[...]

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