Rule 34 Dev - ambiguous_gender ambiguous_on_human balls bestiality bodily_fluids cum cum_in_mouth cum_inside cumshot disembodied_penis duo ejaculation erection fellatio feral feral_focus genital_fluids genitals glans grey_background human_on_feral humanoid_genitalia humanoid_penis interspecies male male_on_feral nude open_mouth oral orgasm penile penis sex simple_background solo_focus text tongue liteu dinosaur human mammal prehistoric_species reptile scalie 2016 english_text hi_res|3784077395