Table 1.

Summary models to explain the thorax and midleg temperature in water striders. Significant results in bold for GLMM models with Bonferroni correction applied (α = 0.003)

Predictor variables	Estimate	std. error	z value	p
Model 1—Male–female thorax temperature
Sex	− 1.07356	0.11888	− 9.031	< 0.001
Water temp	0.67699	0.04914	13.778	< 0.001
Air temp	− 0.15826	0.06158	− 2.570	0.01
Model 2—Male–female midleg temperature
Sex	− 0.88173	0.12042	− 7.322	< 0.001
Water temp	0.81680	0.04778	17.094	< 0.001
Air temp	− 0.03766	0.07167	− 0.525	0.599
Model 3—Relative male–female thorax temperature
Sex	− 0.12158	0.01657	− 7.337	< 0.001
Air temp	0.06403	0.04314	1.484	0.137
Model 4—Relative male–female midleg temperature
Sex	− 0.10551	0.01554	− 6.789	< 0.001
Air temp	0.04764	0.02978	1.600	0.109
Model 5—Relative male–female thorax temperature differences
Water temp	0.00118	0.00242	0.486	0.6267
Air temp	0.01153	0.00304	3.796	< 0.001
Model 6—Relative male–female midleg temperature differences
Water temp	0.01686	0.02745	0.614	0.539
Air temp	0.04756	0.03524	1.349	0.177