FURVERT!

all_fours alternate_species animal_genitalia animal_penis animal_vulva anus balls blush bodily_fluids breath butt canid canine canine_genitalia canine_penis canine_vulva canis censored cowgirl_position cum cum_on_butt denmoko domestic_dog duo eyewear female feral feral_on_feral from_front_position genital_fluids genitals gintama hi_res in_heat knot looking_pleasured lying male male/female mammal mutsu_(gintama)nervous on_bottom on_top panting paws penis sakamoto_tatsuma sex sheath simple_background size_difference straddling sunglasses sweat text tongue tongue_out vulva white_background