Rule 34 Dev - anus big_anus black_anus bone butt claws cloven_hooves crotch_tape feral grey_body hooves looking_at_viewer looking_back looking_back_at_viewer low-angle_view male presenting presenting_anus presenting_hindquarters quadruped skull skull_head solo toe_claws nsfuwu4 monster 2023 hi_res|18872354305