2013all_foursanalanal_knottinganal_penetrationanthroanthro_on_feralanthro_penetratedbestialityblackfrostcanidcaninecaniscolored_pencil_(artwork)crayon_(artwork)doggystyledomestic_dogeyes_closedfellatioferalferal_penetratingferal_penetrating_anthrofoxfrom_behind_positionfurgerman_shepherdgroupgroup_sexherding_doginterspecieskale_(bejurin)knottingmalemale/malemale_penetratedmale_penetratingmale_penetrating_malemammalmarker_(artwork)mixed_medianudeopen_mouthoraloral_knottingoral_penetrationpastoral_dogpen_(artwork)penetrationpenilesexsimple_backgroundspitroastthreesometonguetongue_outtraditional_media_(artwork)triowhite_backgroundwolf