Table 1.

The effects of selection direction (toward fighters vs toward scramblers), temperature (18˚C, 24˚C, 28˚C), block, and line identity (nested in selection direction) on female fecundity, analyzed using a linear mixed‐effect model

	Fixed factors
Effect	df	F	P
Selection direction	1;6	1.229	0.268
Temperature	2;794	64.641	<0.001
Selection direction × Temperature	2;794	3.711	0.025
Block	1;794	39.664	<0.001

	Random factors
Effect	Variation explained	Standard deviation
Line identity	0.00	0.00