Rule 34 Dev - animal_genitalia animal_penis balls big_balls big_penis blush blush_lines bodily_fluids equine_genitalia equine_penis erection eyes_closed feral genital_fluids genitals heart_symbol huge_balls huge_penis hyper low-angle_view male masturbation object_in_urethra penetration penis presenting sex_toy sex_toy_insertion sitting solo sounding_rod thick_thighs tongue tongue_out tools urethral urethral_bulge urethral_masturbation urethral_penetration wrench samichott_(artist) ace_giant_otter_(samichott) giant_otter mammal marine mustelid otter river_otter 3d_(artwork) 6:5 digital_media_(artwork)|22700597220