Search for: [Subject and Keywords = ecological niche] OR [Subject and Keywords = behavioral interactions] OR [Subject and Keywords = spatial distribution] OR [Subject and Keywords = multi\-annual dynamics] OR [Subject and Keywords = competition] OR [Title = Bank voles and yellow\-necked mice\: what are interrelations between them\?] OR [Creator = Grüm, Leszek] OR [Creator = Bujalska, Gabriela]