FURVERT!

2015 4:3 anatomically_correct anatomically_correct_anus anatomically_correct_feral anatomically_correct_genitalia anatomically_correct_penis animal_genitalia animal_penis anus backsack balls black_background brown_body brown_eyes brown_fur digital_media_(artwork)equid equine equine_genitalia equine_penis erection feral fur genitals hooves horse male mammal mane medial_ring multicolored_body multicolored_fur penis perineum puffy_anus quadruped raised_tail realistic_feral rufciu side_view simple_background solo spots tail vein veiny_penis walking white_body white_fur