Rule 34 Dev - anus balls big_balls big_penis blush butt feral genitals huge_penis looking_at_viewer looking_back looking_back_at_viewer male penile_spines penis perineum presenting presenting_hindquarters raised_tail rear_view smile solo tail tail_anus tapering_penis avoid_posting mikachu_tuhonen the_shadow_of_light shads felid feline mammal pantherine monochrome|13907311530