Rule34https://rule34.xxx/index.php?page=atom&tags=2018 anatomically correct anatomically correct penis animal genitalia balls bebebebebe biceps big balls black balls black fur blush brown balls brown fur clothed clothing equine erection foreskin fur grey balls grey fur group horse hybrid penis male male only mammal medial ring multicolored penis muscular muscular male penis penis size difference piebald piebald fur slightly chubby standing sweat two tone penis vein veiny penis white balls white clothing yellow fur2024-05-05T14:34:12ZRule34