Rule 34 Dev - 2020 alex_finlay anthro anus balls bodily_fluids brother brother_and_sister canid canine canis collie cum cum_in_pussy cum_inside domestic_dog duo dustin_finlay erection female female_penetrated fur genital_fluids genitals hair herding_dog incest male male_penetrating male_penetrating_female mammal nude pastoral_dog penetration penis pussy rough_collie sex sheepdog sibling sister straight tongue twins vaginal_penetration xredwing|4513001960