abs animal_genitalia animal_penis anthro balls beach beach_background biceps big_knot big_penis black_nose blue_eyes bodily_fluids canine_penis erection genital_fluids genitals huge_knot knot leaking_precum light looking_at_viewer male muscular muscular_male navel nude nude_male outdoor_nudity palm_tree pecs penis plant pose precum precum_string scar seaside sky solo spread_legs spreading sunlight tree vein veiny_biceps veiny_muscles veiny_penis speedykiwi beastars legoshi_(beastars) canid canine canis mammal wolf absurd_res hi_res