FURVERT!

absurd_res animal_genitalia anus anus_focus balls big_anus big_balls big_butt black_balls butt butt_focus dock_(anatomy)equid equine equine_anus feral genitals hair hi_res hooves horn horse huge_anus huge_butt male mammal perineum pony presenting presenting_anus presenting_hindquarters puffy_anus remiman scrotum_flap smile solo tail teeth thick_thighs voluptuous_feral white_hair