FURVERT!

absurd_res against_surface against_wall anal anthro backbend blue_eyes butt canid canine canis contortionism cxcxxcxxxx domestic_dog duo erection flexible fox fur genitals grey_body grey_fur hi_res male male/male male_penetrated male_penetrating male_penetrating_male mammal one_leg_up penetration penis raised_leg red_body red_fur sex slim splits spread_legs spreading standing vertical_splits