FURVERT!

anthro avian balls beak biceps big_penis bird bodily_fluids canid canine canis erection extreme_size_difference falco_lombardi feathers fox fox_mccloud genital_fluids genitals group hi_res humanoid_genitalia humanoid_penis larger_male macro male male/male mammal masturbation monochrome muscular nintendo nude pecs penile penile_masturbation penis pinned_by_balls precum sitting size_difference sketch smaller_male spread_legs spreading star_fox tail tea_bagging tush_(artist)under_balls vein wolf wolf_o'donnell