FURVERT!

4:3 american_pit_bull_terrier anthro antlers balls bodily_fluids breath canid canine canis caradog cum cum_inside doggystyle domestic_dog duo female from_behind_position genital_fluids genitals honeydew_stars horn hunting_dog internal jackalope knot knotting lagomorph male male/female mammal panting penetration penis pit_bull sex terrier uterus vaginal vaginal_knotting vaginal_penetration vulva