FURVERT!

1:1 2017 anatomically_correct anatomically_correct_anus anatomically_correct_genitalia anatomically_correct_penis animal_genitalia animal_penis anthro anus backsack balls barely_contained barret_moreland brown_anus brown_balls brown_penis brown_perineum brown_tail butt butt_shot close-up clothing digital_media_(artwork)eliana-asato equid equine equine_genitalia equine_penis erection faceless_character faceless_male fur genital_focus genitals hi_res horse jockstrap male mammal medial_ring nude penis penis_base penis_focus perineum puffy_anus rear_view signature solo tail underwear vein veiny_penis