Reproduction and mortality of bank voles and the changes in the size of an island population.
D000818:Animals; D003411:Arvicolinae; D005260:Female; D006801:Humans; D008297:Male; D009026:Mortality; D011044:Poland; D011156:Population Density; D011247:Pregnancy; D012098:Reproduction; D012377:Rodentia; D012621:Seasons; D012741:Sexual Maturation