FURVERT!

anal anal_penetration anthro anthro_on_anthro anthro_penetrated anthro_penetrating anthro_penetrating_anthro anus athletic athletic_anthro athletic_male ball_size_difference balls big_penis biped blue_body bodily_fluids canid canine canis claws dark_body duo ear_piercing ejaculation erection fingers frevilisk full_moon genital_fluids genitals glowing glowing_eyes grin halloween happy happy_sex hi_res holidays knot large_penetration larger_male male male/male male_penetrated male_penetrating male_penetrating_male mammal minx_(k9qt)moon muscular muscular_anthro muscular_male mythological_canine mythological_creature mythology nipple_piercing nipples open_mouth pawpads penetration penile penile_penetration penis penis_in_ass penis_size_difference piercing sex size_difference smaller_male smaller_penetrated smile tail toe_claws tongue tongue_out tozias_silverfang werecanid werecanine werecreature werewolf white_body wolf yellow_eyes