Fig. 5
![Fig. 5](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs12864-021-07915-5/MediaObjects/12864_2021_7915_Fig5_HTML.png)
3D plot of principal component analysis of the observed genetic variation in Apennine brown bears. PCA was performed with 98 individuals and 13 STRs. pop1 = pre-arctos (2000–2010), pop2 = arctos&post (2011–2017)
3D plot of principal component analysis of the observed genetic variation in Apennine brown bears. PCA was performed with 98 individuals and 13 STRs. pop1 = pre-arctos (2000–2010), pop2 = arctos&post (2011–2017)