Rule 34 Dev - 69 applejack_(mlp) big_macintosh_(mlp) blonde_hair brother_and_sister closed_eyes cunnilingus cutie_mark duo equine female feral friendship_is_magic green_eyes hair horse incest male my_little_pony oral oral_sex orange_fur penis plain_background pony red_fur sex siblings tg-0 tongue tongue_out vaginal_penetration white_background|1277109760