Rule 34 Dev - abs animal_genitalia animal_penis anthro balls bed biceps big_balls big_muscles big_penis black_penis blue_eyes bodily_fluids countershading dominant dominant_male duo equine_genitalia equine_penis erection eyewear fellatio foreskin fur furniture genital_fluids genitals glasses grey_body grey_fur handjob huge_penis humanoid_genitalia humanoid_penis interspecies licking long_foreskin male male/male muscular nipples on_bed oral pecs penile penis penis_lick penis_size_difference quadruped sex size_difference solo_focus text tongue tongue_out vein tithinian synx_(synxthelynx) equid equine felid feline horse lynx mammal 2016 english_text hi_res signature url|8649929995