anthro anthro_on_feral backlash91 balls bestiality biped blush bone bound cage canine chair clitoris conditional_dnp deep_throat digitigrade duo feline fellatio female feral forced forced_oral glowing glowing_penis glowing_tongue knotting lion male male/female male_on_feral mammal open_mouth oral oral_knotting penis purple_penis purple_tongue pussy quadruped red_background rope sex shaking simple_background spots tears tongue unknown_species whip wolf