all_fours anal anal_penetration animal_genitalia animal_penis anus backsack balls big_balls big_penis black_body black_fur blush bodily_fluids butt canine_penis detailed_background doggystyle duo erection feet feral feral_on_feral feral_penetrated feral_penetrating feral_penetrating_feral from_behind_position fur genital_fluids genitals grass knot looking_back male male/male male_penetrated male_penetrating male_penetrating_male nintendo open_mouth outside pawpads paws penetration penile penile_penetration penis penis_backwards perineum plant pokemon quadruped red_eyes sex teeth toes tongue tree hellsonger canid canine eevee eeveelution generation_1_pokemon generation_2_pokemon mammal pokemon_(species) umbreon