anal anal_knotting anal_penetration anatomically_correct anatomically_correct_genitalia animal_genitalia animal_penis balls bodily_fluids canine_genitalia canine_penis claws cum cum_drip cum_in_ass cum_inside cum_on_ground cum_on_penis detailed_background detailed_fur doggystyle dripping drooling duo fangs feral feral_on_feral feral_penetrated forest from_behind_position genital_fluids genitals grass internal knot knotted knotting looking_at_another looking_pleasured male male/male open_mouth pawpads paws penetration penis plant pony_diffusion_(model) rock saliva sex size_difference toe_claws tongue tongue_out tree director_firewolf canid canine canis fox mammal wolf detailed