Rule 34 Dev - 2023 5_toes anthro barefoot black_body black_fur black_nails blush bodily_fluids bottomwear bulge clothing colored_nails countershade_face countershading cum cum_on_feet cum_on_ground cum_on_leg duo ejaculation equid equine exercise_ball feet fingernails foot_fetish foot_focus fur genital_fluids genitals grey_background grey_body grey_fur grey_hair grey_mane grey_tail hair hands_behind_back hi_res horse human humanoid_feet humanoid_genitalia humanoid_penis looking_down lying male male/male mammal mane muscular muscular_anthro muscular_male nails on_back pale_penis pants pants_only penis pink_bottomwear pink_clothing pink_pants pink_penis_tip plantigrade red_blush shadow simple_background smile snout toes yoga_mat zp92|9643327384