rule 34 anal anal sex anthro anthro on anthro anthro penetrated anthro penetrating anthro penetrating anthro arms tied ball gag black body black fur blindfold blush bodily fluids bondage bondage border collie bound canid canine canis clenched teeth collie cum danny xander digital media artwork domestic duo english text floppy ears fur gag gagged genital fluids glennus hair hands tied heart herding hi res inner ear fluff male malemale male penetrated male penetrating male penetrating male mammal nipples nude pastoral penetration penile penile penetration restraints sadmishutka artist sex sheep simple background smile submissive teeth text tuft white body white fur wolf wrists tied 7161073