Rule 34 Dev - anus backside cutie_mark defecating defecation dialogue dudey64 english_text equine feces female feral friendship_is_magic horn looking_back mammal my_little_pony open_mouth peeing peeing_on_scat pussy scat shitpile solo speech_bubble trixie_(mlp) unicorn urinating urinating_while_defecating urination urine|2539909192