Article
Frequency and density-dependent selection on life-history strategies--a field experiment.
PloS one - 27 Feb 2008
Mappes Tapio, Koivula Minna, Koskela Esa, Oksanen Tuula A, Savolainen Tiina, Sinervo Barry
Abstract excerpt
Negative frequency-dependence, which favors rare genotypes, promotes the maintenance of genetic variability and is of interest as a potential explanation for genetic differentiation. Density-dependent selection may also promote cyclic changes in frequencies of genotypes. Here we show evidence for both density-dependent and negative frequency-dependent selection on opposite life-history tactics (low or high...
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