A trade-off between reproduction and a condition-dependent sexually selected ornament in the house sparrow Passer domesticus.

@article{Griffith2000ATB,
  title={A trade-off between reproduction and a condition-dependent sexually selected ornament in the house sparrow Passer domesticus.},
  author={Simon C Griffith},
  journal={Proceedings. Biological sciences},
  year={2000},
  volume={267 1448},
  pages={
          1115-9
        }
}
Reproductive effort was manipulated in a free-living population of house sparrows (Passer domesticus) to investigate the trade-off between reproductive investment and the expression of a condition-dependent sexually selected ornament. Phenotypic plasticity in the expression of this trait was related to the experimentally manipulated size of the brood reared by a male. Males that invested more in current reproduction subsequently became more attractive to females in this population as they… CONTINUE READING
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