Abstract
A simple model based on certain bioenergetic phenomena accounts for seasonal patterns of sexual dimorphism, size related changes in the timing of reproduction and geographic variation in body size of Darwin's finches.
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Downhower, J. Darwin's finches and the evolution of sexual dimorphism in body size. Nature 263, 558–563 (1976). https://doi.org/10.1038/263558a0
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DOI: https://doi.org/10.1038/263558a0
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