Rule 34 Dev - abs absurd_res alpha_channel animal_genitalia animal_penis anthro anthro_on_anthro areola balls big_penis biped brown_body brown_eyes brown_fur canid canine canis claws clothed clothing domestic_dog duo equid equine equine_genitalia equine_penis erection exercise eyebrows fingers fur genitals geppei5959 green_clothing green_eyes hi_res holding_object hooves horse interspecies male male/male mammal medial_ring muscular muscular_anthro muscular_male nipples pecs penis simple_background tail tongue tongue_out transparent_background weightlifting workout|11071771448