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biolettershomepageaboutsubmitalertseditorial board Biol Lett.
2009 December 23; 5(6): 732–734. Published online 2009 August 5.
doi:  10.1098/rsbl.2009.0348 PMCID: PMC2827977 Sex-specific
visual performance: female lizards outperform males in motion
detection Saúl S. Nava,* Mirela Conway, and Emília P. Martins
Department of Biology and the Center for the Integrative Study
of Animal Behavior, Indiana University, Bloomington, IN 47405,
USA *Author and address for correspondence: The Biological
Laboratories, Harvard University, Cambridge, MA 02138, USA
(ssnava/at/ Received May 1, 2009; Accepted July 13, 2009. In
animal communication, complex displays usually have multiple
functions and, male and female receivers often differ in their
utilization and response to different aspects of these displays.
The perceptual variability hypothesis suggests that different
aspects of complex signals differ in their ability to be
detected and processed by different receivers. Here, we teste