These illustrations were produced as part of my research for an infographic on Pleistocene (Ice Age) horse colouration. They are based on the findings of Pruvost et al. (2011) and Imsland et al. (2016). You will find more academic sources and information in the description of this deviation:
More from this project:
My apologies for the watermarks, but this must not be reproduced without my permission. Please contact me if you wish to use these graphics.