anthroballsbig_penisbipedbisonbovidbovineflaccidforeskingenitalsgraphite_(artwork)hi_reshornhumanoid_genitaliahumanoid_penislooking_at_viewermalemammalmonochromemuscularmuscular_anthromuscular_malenudepartially_retracted_foreskinpenisscarsepiasolostandingtoned_papertraditional_media_(artwork)tush_(artist)vein