Rule 34 Dev - ai_generated all_fours anus ass_up balls black_anus black_balls black_mane black_penis chest_tuft erection felid feral fur genitals humanoid_genitalia humanoid_penis keebler lion male mammal mane pantherine penis rear_view simple_background solo tail_tuft tan_body tan_fur tuft vein veiny_penis|13840048744