rule 34 2017 anatomically correct anatomically correct anus anus balls black anus black balls black fur black mane black tail brown eyes brown fur clitoris closed eyes crotchboobs cum cum in pussy cum inside cum splatter duo equine female feral feral on feral from behind position fur gradient background grey fur grey hooves highres hooves mack bukefalos06 male male penetrating mammal mane mike bukefalos06 mounting multicolored fur orgasm penetration penis puffy anus pussy pussy juice quadruped rufciu sex side view signature simple background snout straight teats two tone fur vaginal penetration 2561949