anal anal_penetration anthro anthro_penetrated anus balls balls_touching bed bedroom big_balls big_butt big_penis black_body black_fur black_hair blue_eyes blush bodily_fluids butt cum cum_inside cum_on_ass cum_on_face cum_on_hair cum_on_self duo erection first_person_view fur furniture genital_fluids genitals hair human_on_anthro human_penetrating human_penetrating_anthro human_pov humanoid_genitalia humanoid_penis inside interspecies lamp looking_at_viewer looking_back looking_back_at_viewer male male/male male_penetrated male_penetrating male_penetrating_male male_pov motion_lines multicolored_body multicolored_fur nude on_bed on_bottom on_top open_mouth penetration penile penis pubes reverse_cowgirl_position sex sweat tongue two_tone_body two_tone_fur vein veiny_penis white_body white_fur mozhan border_collie canid canine canis collie domestic_dog herding_dog human mammal pastoral_dog sheepdog hi_res