4:3absurd_resanalanal_penetrationanimal_genitaliaanimal_penisanthroanthro_on_anthroanthro_penetratedanthro_penetratinganthro_penetrating_anthroanusballsbig_anusbig_ballsbig_buttbodily_fluidsbovidbovinebullstarhakubuttcattlecumcum_in_asscum_insideduoequidequineequine_anusequine_genitaliaequine_penisgenital_fluidsgenitalsgifthairhair_bunhaku_(bullstarhaku)hi_reshooveshornhorseintraspecieskvasirlarger_penetratedmalemale/malemale_penetratedmale_penetratingmale_penetrating_malemammalmuscularmuscular_malepenetrationpenilepenile_penetrationpenispuffy_anussexsize_differencesmaller_on_top