Rule 34 Dev - 2013 animated autofellatio blonde_hair coloured cum cum_in_mouth cutie_mark dedline deepthroat derpy_hooves english_text equine explicit fellatio feral fim friendship_is_magic futanari gif grey_fur hair horse irrumatio lying masturbation mlp my_little_pony on_back oral oral_sex pegasus penis plain_background pony sex solo solo_futa swallow text white_background wings yellow_eyes|304361