1:1 2013 age_difference all_fours anal anal_penetration anthro backsack balls big_dom_small_sub bodily_fluids butt canid claws collar crossgender cum cum_in_ass cum_inside cutie_mark diamond_dog_(mlp) doggystyle dominant double_penetration equid equine erection felid female feral friendship_is_magic from_behind_position genital_fluids genitals group group_sex hasbro horse interspecies knot larger_male lion male male/female mammal mt my_little_pony open_mouth orgasm pantherine paws penetration penis pony pussy raised_tail sex size_difference smaller_female stripes tail threesome tongue trio vaginal vaginal_penetration young young_feral zebra