FURVERT!

abs anatomically_correct anatomically_correct_genitalia anatomically_correct_vulva animal_genitalia animal_vulva anus balls bestiality biceps big_penis braided_hair braided_tail close-up comic duo equid equine equine_genitalia equine_vulva erection female female_on_human feral fur furronika genitals greyscale hair hi_res horse human human_on_feral humanoid_genitalia humanoid_penis interspecies male male/female male_on_feral mammal monochrome muscular nipples nude pecs penis pose rear_view tail vein vulva