Rule 34 Dev - 2014 anthro ass ass_up backsack balls bent_over biped bodily_fluids bottomless butt clothed clothing dumbbell english_text equid equine erection exercise fur furry gay genital_fluids genitals girly horse humanoid_genitalia humanoid_penis legs_together looking_back male mammal matoc open_mouth original original_character penis penis_tuck perineum pony precum solo spots standing sweat sweatband tail tail_wraps testicles text weights white_body white_fur workout wraps|550034