Density, diet and productivity of Long-eared Owls Asio otus in the Italian Alps: the importance of Microtus voles: Capsule Relatively large populations, feeding predominantly upon voles, were present at higher elevations.

Author: Sergio Fabrizio   Marchesi Luigi   Pedrini Paolo  

Publisher: Taylor & Francis Ltd

ISSN: 0006-3657

Source: Bird Study, Vol.55, Iss.3, 2008-11, pp. : 321-328

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