Table 4.

Loadings and variance explained by principal component analysis on size-corrected shape variables

Trait	PC1	PC2	PC3
Snout–vent length	−0.25	−0.30	−0.45
Head width	0.02	−0.07	−0.05
Snout length	0.12	0.05	0.15
Forearm length	0.06	0.13	0.08
Third finger length	0.07	0.15	−0.07
Third finger width	0.19	0.17	0.16
Third finger-tip width	0.61	0.14	−0.21
Thigh length	0.07	0.09	0.13
Crus length	0.09	0.09	0.16
Third toe length	0.08	0.16	0.15
Third toe width	0.15	0.10	0.22
Third toe-tip width	0.36	0.18	0.19
Inner metatarsal tubercle length	−0.36	0.14	0.54
Outer metatarsal tubercle length	−0.37	0.20	0.23
Webbing	0.24	−0.82	0.46
Variance explained	0.53	0.20	0.11