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Fig. 2 | BMC Biology

Fig. 2

From: Wonky whales: the evolution of cranial asymmetry in cetaceans

Fig. 2

Principal components 1 and 2 for full data set (n = 172, including 10 terrestrial artiodactyls). Circle size size reflects the sum radii in the skull for each specimen (∑pspec), with larger circles indicating higher ∑pspec. A morphospace labelled with a specimen key is provided in the Additional file 1: Fig. S5—principal components plot with PC1 and PC2 plotted for each specimen. Silhouettes are from Phylopic with credit attributed to Chris Huh and used under the Creative Commons Licence [30]

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