Rule 34 Dev - anatomically_correct animal_genitalia animal_penis balls balls_above_penis bladder canid canine canine_penis canis cum cum_in_bladder cum_in_sheath cum_inside darkwingo dingo docking domination duo feral furry internal knot knotting lizet macropod male mammal marsupial marsupial_penis penetration penile penis sex sheath stare submissive tapering_penis urethral urethral_insertion urethral_penetration urine watersports wolf yaoi|3554657008