FURVERT!

1531 16th_century absurd_res ambiguous_feral ambiguous_gender ancient_art animal_genitalia animal_penis balls bite biting_another dated equid equine equine_genitalia equine_penis feral fight fully_sheathed genitals group hans_baldung_grien hi_res hooves horse huge_filesize lying male male_feral mammal mane monochrome neck_bite on_back on_hind_legs open_mouth penis public_domain quadruped sheath side_view signature simple_background tail teeth throat_biting traditional_media_(artwork)unguligrade