Table 2.

Effect of body size and temperature on the acoustic parameters of the advertisement call of Boulenophrys ombrophila based on LMMs

Call parameter	Predictor	Estimate	χ2	P	R 2 conditional	R 2 marginal
Call duration	Body size	−441.692	0.721	0.396	0.122	0.007
	Temperature	1.658	4.058	0.044	0.118	0.031
Call interval	Body size	1,391.644	0.125	0.723	0.076	0.001
	Temperature	0.047	<0.001	0.995	0.076	<0.001
Dominant frequency	Body size	−17,902.380	1.264	0.261	0.425	0.040
	Temperature	43.117	2.474	0.116	0.423	0.074
Pulse number	Body size	−21.986	0.014	0.906	0.383	<0.001
	Temperature	−0.093	0.076	0.783	0.383	0.002
Call rate	Body size	−6.659	0.018	0.893	0.617	0.001
	Temperature	−0.038	0.180	0.671	0.616	0.010
Call number	Body size	−1,784.174	0.861	0.354	0.368	0.034
	Temperature	2.761	0.614	0.433	0.370	0.025

Numbers in bold indicate significant correlations between variables (P < 0.05).