Fig. 1
From: Genomic data illuminates demography, genetic structure and selection of a popular dog breed
![Fig. 1](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs12864-017-3933-x/MediaObjects/12864_2017_3933_Fig1_HTML.gif)
Principal components analysis (PCA) of UK Labrador Retrievers: a dogs labelled by coat colour (black, yellow, chocolate); b dogs labelled by role (gundog, showdog, pet, unknown, other); c dogs labelled by geographical location