Rule 34 Dev - animal_genitalia animal_penis balls body_part_growth brown_balls brown_nipples brown_sheath canine_genitalia canine_penis clothing duo erection feral fur fur_growth genitals grey_balls grey_sheath growth humanoid_genitalia humanoid_penis intraspecies knot knotted_penis lust_transformation male mid_transformation multi_nipple nipples penis penis_poking_out permanent permanent_transformation pink_penis precum_on_own_penis profanity sheath sniffing sniffing_clothes snout snout_growth species_transformation text torn_clothing transformation transformation_sequence underwear underwear_sniffing sparks_99 canid canine canis human mammal wolf comic english_text hi_res|16171474515