Table 4.

Results of PGLS regression analyses that examine the relationships between morphology, performance and thermal robustness of performance

	Slope	T value	P value	Adjusted P value
Morphology vs. performance
Aponeurosis spirality vs. peak velocity	0.134	2.971	0.012	0.018
Aponeurosis spirality vs. peak power	0.346	2.923	0.013	0.016
Epibranchial aspect ratio vs. peak velocity	−2.234	−2.981	0.011	0.022
Epibranchial aspect ratio vs. peak power	−6.182	−3.324	0.006	0.018
SAR:tongue mass vs. peak velocity	1.339	4.21	0.001	0.006
SAR:tongue mass vs. peak power	3.549	4.387	0.001	0.006
Morphology vs. thermal robustness
Aponeurosis spirality vs. velocity Q10	−0.040	−3.775	0.003	0.018
Aponeurosis spirality vs. power Q10	−0.119	−3.543	0.004	0.012
Epibranchial aspect ratio vs. velocity Q10	0.620	3.187	0.008	0.016
Epibranchial aspect ratio vs. power Q10	1.576	2.405	0.033	0.040
SAR:tongue mass vs. velocity Q10	−0.273	−2.523	0.027	0.041
SAR:tongue mass vs. power Q10	−0.782	−2.333	0.038	0.038
Performance vs. thermal robustness
Peak velocity vs. velocity Q10	−3.127	−5.265	<0.001	<0.001
Peak power vs. power Q10	−2.817	−6.164	<0.001	<0.001

Adjusted P value is the Benjamini–Hochberg-adjusted P value for false discovery rate for each set of variables. Boldface indicates significance at P < 0.05.