FURVERT!

4:3 anthro arcshep balls blush bodily_fluids butt calvin_sable canid canine canis cum cum_inside cum_on_butt doggystyle domestic_dog dominant duo ecstasy eyes_closed fangs_bared focused from_behind_position full_moon genital_fluids genitals german_shepherd growling gulonine halloween_themed hands_on_hands heart_symbol herding_dog hi_res hornybnuuy knot leaking_precum light male male/male male_penetrated mammal marten moon moonlight mustelid musteline night one_eye_closed pastoral_dog penetration penis precum precum_string raised_tail sable_(marten)scratches sex snort tail thrust_lines thrusting tongue tongue_out werecanid werecanine werecreature weredog