anus blue_eyes butt cutie_mark earth_pony equid equine equine_anus female feral fetlocks fluttershy_(mlp) friendship_is_magic genitals hair hasbro hooves horse long_hair looking_back mammal my_little_pony paversnarl pink_hair pony puffy_anus pussy quadruped rear_view simple_background solo sploot teeth white_background yellow_body