FURVERT!

anal anal_orgasm anal_penetration anthro balls bodily_fluids brown_body canid canine canis cum cum_in_ass cum_inside cum_while_penetrated cumshot dobermann domestic_dog duo ejaculation erection eyes_closed from_behind_position genital_fluids genitals glans grey_background hands-free hi_res humanoid_genitalia humanoid_penis hyena lying male male/male mammal muscular muscular_male nipples nude on_side orgasm penetration penile penile_penetration penis penis_in_ass pinscher sex simple_background springchaos vein veiny_penis yellow_underbelly