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. 2019 May 15;14(5):e0216754. doi: 10.1371/journal.pone.0216754

Fig 2. Comparisons of the first three principal components among species.

Fig 2

PC1 represents wider, shorter limbs, longer torsos relative to tail length, and narrower heads. PC2 represents wider heads and bodies and longer tails relative to SVL, and shorter limbs and digits. PC3 is representative of an increase in body and tail length, and decreases in limb size and head width.