Divergent patterns of age-dependence in ornamental and reproductive traits in the collared flycatcher.

Sexual ornaments are predicted to honestly signal individual condition. We might therefore expect ornament expression to show a senescent decline, in parallel with late-life deterioration of other characters. Conversely, life-history theory predicts the reduced residual reproductive value of older i...

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Hlavní autoři: Evans, SR, Gustafsson, L, Sheldon, B
Médium: Journal article
Jazyk:English
Vydáno: 2011