Rule 34 Dev - 2023 animal_genitalia animal_penis asinus azeldraws balls biped_to_quadruped blush brown_body brown_fur brown_hair closed_eyes digitigrade donkey english_text equid equine equine_genitalia equine_penis feral fur fur_growth genitals grass grey_body grey_fur growth hair hi_res hooves human human_to_feral losing_balance loss_of_dexterity loss_of_speech male mammal mid_transformation navel open_mouth penis plant simple_background solo species_transformation standing tail_growth text transformation|10320974624