Rule 34 Dev - 4_toes 5_fingers abs animal_genitalia animal_penis anthro anthro_on_anthro biceps biped black_body black_fur breath canid canine canine_penis canis claws closed_eyes duo erection fangs fenris_(zephyxus) fingers foot_fetish foot_grab foot_lick foot_play fully_sheathed fur genitals grey_body grey_fur holding_partner imminent_anal knot licking looking_at_another looking_at_partner lying male male/male mammal multicolored_body multicolored_fur muscular muscular_anthro muscular_arms muscular_male nude on_back open_mouth outside paws pecs penis public sheath standing teeth text toe_claws toes tongue tongue_out triceps url vein veiny_penis white_body white_fur wolf zephyxus|4496794560