Technical Comments

Comment on “Stability via Asynchrony in Drosophila Metapopulations with Low Migration Rates”

Science  20 Oct 2006:
Vol. 314, Issue 5798, pp. 420a
DOI: 10.1126/science.1131263

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Dey and Joshi (Reports, 21 April 2006, p. 434) studied replicate laboratory populations of Drosophila and reported that low migration led to asynchrony among subpopulations. We argue that this unexpected outcome may be due to variation in the initial size of the subpopulations and uncontrolled stochasticity in the experiments.

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