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Change in offspring sex ratio over a very short season in Lincoln's Sparrows: the potential role of bill development

Emily B. Graham, Auteur ; Samuel P. Caro, Auteur ; Keith W. Sockman, Auteur

Dans Journal of Field Ornithology (82(1) MAR 2011)

The sex ratios of offspring are targets of natural selection that can affect parental energy expenditure and fitness, adult sex ratios, and population dynamics. Parents may manipulate offspring sex ratios based on sex differences in their offspr[...]

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