Search for: ([Subject and Keywords = Białowieża National Park] OR [Subject and Keywords = biomorphological variability] OR [Subject and Keywords = body weight] OR [Subject and Keywords = Clethrionomys glareolus] OR [Subject and Keywords = length] OR [Subject and Keywords = age structure] OR [Subject and Keywords = population] OR [Subject and Keywords = reproduction] OR [Title = Biomorphological variability of the population of Clethrionomys glareolus \(Schreber, 1780\)] OR [Creator = Kubik, J.])