Rule 34 Dev - 4_toes anthro balls biped black_nose bouncing_balls brown_balls brown_body brown_fur butt erection feet foot_focus fur genitals hair half-closed_eyes hindpaw humanoid_feet legs_up lying male masturbation narrowed_eyes nude on_back on_ground open_mouth paws pecs penetrable_sex_toy penile penile_masturbation penis perineum piercing pink_hair plantigrade purple_hair reclining sex_toy smile soles solo spread_legs spreading toes tongue tongue_out tongue_piercing toying_self anti_dev incestaroos gunnar kangaroo macropod mammal marsupial 2d_animation animated digital_media_(artwork) frame_by_frame loop short_playtime|3618967870