Figure 5 from: Stoyanov S (2020) Cranial variability and differentiation among golden jackals (Canis aureus) in Europe, Asia Minor and Africa. ZooKeys 917: 141-164. https://doi.org/10.3897/zookeys.917.39449

Figure 5 PCA ratio spectrum for the first and second principal component in shape space of the 14 craniodental measurements. See Material and methods and Figure 2 caption for the definition of the craniodental measurements.