FURVERT!

1:1 animal_genitalia animal_penis anus armor backsack balls black_penis blue_eyes equid equine equine_genitalia equine_penis erection feathered_wings feathers feral friendship_is_magic genitals hasbro hi_res male mammal my_little_pony mythological_creature mythological_equine mythology pegasus penis perineum postscripting quadruped royal_guard_(mlp)solo tail white_body white_feathers wings