Rule 34 Dev - 2014 anthro anus backsack balls bent_over biceps big_penis biped black_hair blush brown_body brown_eyes brown_fur butt butt_focus check_mark checklist clipboard clothing english_text equid equine erection fishnet_clothing flaccid foreskin fur genitals glistening hair half-erect horse humanoid_genitalia humanoid_penis list looking_at_viewer looking_back looking_back_at_viewer male mammal muscular muscular_anthro muscular_male nude penis perineum physical_list presenting presenting_hindquarters raised_tail rear_view snapfang solo spread_legs spreading standing submissive tail teeth text vein|4053844928