High Costs of Female Choice in a Lekking Lizard

  title={High Costs of Female Choice in a Lekking Lizard},
  author={Maren N Vitousek and Mark A. Mitchell and Anthony J Woakes and Michael D. Niemack and Martin Wikelski},
  journal={PLoS ONE},
  pages={517 - 523}
Although the cost of mate choice is an essential component of the evolution and maintenance of sexual selection, the energetic cost of female choice has not previously been assessed directly. Here we report that females can incur high energetic costs as a result of discriminating among potential mates. We used heart rate biologging to quantify energetic expenditure in lek-mating female Galápagos marine iguanas (Amblyrhynchus cristatus). Receptive females spent 78.9+/-23.2 kJ of energy on mate… CONTINUE READING