rule 34 2016 5 fingers abs anatomically correct anatomically correct penis animal genitalia animal penis anthro balls biceps biped black balls black nipples black penis brown eyes color swatch countershade torso countershading digital media artwork donkey ear markings elbestia equine equine penis eyebrows facial markings front view fur gabe gannon grey fur grey hooves grey mane grey markings grey tail hooves cock humanoid hands inner ear fluff long ears long penis looking at viewer male mammal mane markings medial ring model sheet multicolored fur multiple angles muscular muscular male nipples nude orange background pecs penis pepsi fa rear view serratus side view signature simple background snout solo standing tail tuft tattoo textured background tuft white countershading white fur 2491858