Search for: ([Subject and Keywords = activity] OR [Subject and Keywords = age determination] OR [Subject and Keywords = density] OR [Subject and Keywords = dispersal] OR [Subject and Keywords = population ecology] OR [Subject and Keywords = grassland] OR [Subject and Keywords = letter size] OR [Subject and Keywords = shrews] OR [Subject and Keywords = Sorex araneus] OR [Subject and Keywords = Sorex minutus] OR [Subject and Keywords = ryjówka] OR [Subject and Keywords = aktywność płciowa] OR [Subject and Keywords = wielkość miotu] OR [Subject and Keywords = zagęszczenie] OR [Subject and Keywords = rozmieszczenie] OR [Title = Population ecology of British shrews in grassland] OR [Creator = Pernetta, J. C.])