Tags: #portrait, #minimal, #horse, #line, #animal, #black and white, #minimalism, #minimalistic, #minimalist, #line drawing, #digital drawing, #portraiture, #animal drawing, #Adam Regester, #digital illustration, #pet portrait, #animal lover, #ANIMAL ART, #horse portrait, #animal illustration, #horse lovers, #horse illustration, #horse head, #horse drawing, #continuous line drawing, #continuous line, #line art, #animal lovers, #minimal art, #minimal line, #minimal design, #one line, #single line, #digital art minimal, #minimal portrait, #one line drawing