Readme for data file "Temporal data for color.csv" Data from paper: Spottiswoode, C. N. & Stevens, M. (2012) Host-parasite arms races and rapid changes in bird egg appearance. American Naturalist (in press) Data collected by Claire Spottiswoode and Martin Stevens Contacts for questions: Claire Spottiswoode (cns26@cam.ac.uk) or Martin Stevens (ms726@cam.ac.uk) Columns: - Species: Anomalospiza imberbis (parasite) or Prinia subflava (host) - TimePeriod: new (2007-2009) or old (1969-2002; see Methods for details) - NestID: unique nest identifier - BT_UV: photon catch for ultraviolet cone, modelled through blue tit (Cyanistes caeruleus) visual system - BT_SW: photon catch for shortwave cone, modelled through blue tit (Cyanistes caeruleus) visual system - BT_MW: photon catch for mediumwave cone, modelled through blue tit (Cyanistes caeruleus) visual system, modelled through blue tit (Cyanistes caeruleus) visual system - BT_LW: photon catch for longwave cone, modelled through blue tit (Cyanistes caeruleus) visual system - BT_D: photon catch for double cones, modelled through blue tit (Cyanistes caeruleus) visual system - ZF_UV: photon catch for ultraviolet cone, modelled through zebra finch (Taeniopygia guttata) visual system - ZF_SW: photon catch for shortwave cone, modelled through zebra finch (Taeniopygia guttata) visual system - ZF_MW: photon catch for mediumwave cone, modelled through zebra finch (Taeniopygia guttata) visual system - ZF_LW: photon catch for longwave cone, modelled through zebra finch (Taeniopygia guttata) visual system