FURVERT!

absurd_res anal anal_penetration anatomically_correct anatomically_correct_genitalia anatomically_correct_penis animal_genitalia animal_penis anus balls big_butt black_hair butt buttplug buttplug_harness buttplug_in_ass buttplug_insertion dock_(anatomy)equid equine equine_anus equine_genitalia equine_penis feral fixed_toy fur genitals grey_body grey_fur hair half-erect heiken hi_res hooves horse laser_(artist)looking_at_viewer looking_back looking_back_at_viewer male mammal medial_ring object_in_ass open_mouth penetration penis plug_(sex_toy)plug_insertion presenting presenting_anus presenting_balls presenting_hindquarters presenting_penis puffy_anus quadruped raised_tail rear_view sex_toy sex_toy_in_ass sex_toy_insertion solo strapped_in_toy tail tail_anus