anthro ball_tuft balls black_nose blush bodily_fluids clothing cum cum_drip cumshot dripping ejaculation erection fur fur_markings genital_fluids genitals gloves hand_on_penis handwear humanoid_genitalia humanoid_penis inside looking_pleasured looking_up male markings masturbating mostly_nude muscular muscular_male navel open_mouth orgasm_face penis purple_eyes red_body red_fur sharp_teeth solo sonic_the_hedgehog_(series) standing teeth tuft aiaicaptain knuckles_the_echidna echidna mammal monotreme hi_res