Rule 34 Dev - 2014 animal_genitalia biceps black_hair brown_fur cock_pointing_towards_viewer equine erection front_view fur furry green_background green_eyes hair hair_over_eye holding_penis horse horsecock long_hair looking_at_viewer male male_only mammal markings muscles navel nude pecs penis pinup plain_background pose ryan socks_(marking) solo staggard standing suggestive taker_pov tattoo texture_background|1719353272