FURVERT!

anal anal_knotting anal_penetration angellsview3 anus balls conditional_dnp cutaway detailed_background duo english_text equid equine equine_anus felkin feral feral_on_feral feral_penetrated feral_penetrating feral_penetrating_feral genitals hi_res horn horse internal interspecies knot knot_root knotted_penis knotting male male/male male_penetrated male_penetrating male_penetrating_male mammal pawpads penetration penis puffy_anus quadruped sex text