FURVERT!

2022 animal_genitalia animal_penis anthro anus balls black_hair butt canid canine comic equine_anus equine_balls equine_genitalia equine_penis erection fox fur genital_transformation genitals hair hi_res hooves male mammal multicolored_body multicolored_fur nakil_(nakil)nude penis puffy_anus red_fox silver_fox solo sparks_99 species_transformation tail transformation true_fox vein veiny_balls