FURVERT!

anal anal_penetration animal_genitalia animal_penis anus ass_to_ass balls bodily_fluids butt butt_focus canid canine canine_genitalia canine_penis cum cum_in_ass cum_inside feral feral_on_feral fisk24 genital_fluids genitals hi_res knot knot_root knotted_penis knotting male male/male mammal mutual_knotting penetration penis raised_tail tail tail_anus teeth tugging