Mixed-effect candidate models for the effect of noise playback on mass-dependent FCM concentrations (natural log-transformed).

aAbbreviations of predictor variables in methods.bAll models contain lek pairing and year as a random effect.cNumber of parameters in the model.dDifference in AICc (Akaike's Information criteria for small sample size) values from the top ranking model.eAkaike weight (Probability that the model is the best fit model giving the data and model candidate set).fModel with substantial support (ΔAICc